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How to Get Coffee Smell Out of Thermos?(10 Easy Proven Ways)

by Komal Shinde
How to get coffee smell out of thermos
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If you have been using the thermos for coffee, you might be facing a problem that how to get the coffee smell out of thermos? And I am one of those.

Like other coffee aficionados, I always keep the thermos filled coffee while traveling. In fact, the thermos is my best travel companion on any journey. But after a few days, it gets a stinky coffee smell.

So, I was searching for the solution to get rid of the coffee smell out of my thermos and finally found the various methods which work perfectly.

Here I want to share some my favorite methods to get the coffee smell out of the thermos. So, let’s delve into these simple hacks.

10 Easy Proven Ways to Get Coffee Smell Out of Thermos

Distilled White Vinegar

white vinegar to remove coffee smell from thermos

Distilled white vinegar is acidic in nature which makes it a good cleaner. You can clean various things in your home with vinegar. You can clean the window, blinds, coffeemaker, steam iron etc. with vinegar.

Let’s see how to use this vinegar to remove the coffee smell from a thermos.

Things you will need

  1. Vinegar
  2. Hot water

Process

  1. Add two inch of white vinegar in an empty thermos.
  2. Pour the hot water in the thermos to the top.
  3. Set the lid on top. Shake it well.
  4. Then soak it for 30 minutes.
  5. Rinse the inside of thermos as well as the lid.
  6. Empty the thermos by removing vinegar solution.
  7. Allow it to air dry.

Check Out For How to Clean Coffeemaker Without Vinegar.

Baking Soda

Baking soda to get coffee smell out of thermos

Baking soda aka Sodium Bicarbonate is a good cleaning agent due to mild alkali present in it. Physical properties of baking soda make it safe and effective for use. It also effective to get rid of a coffee smell from the thermos.

What you will need:

1.Baking soda

2.Hot water

3.Dishcloth

Process:

  1. Put ¼ cup of baking soda to the empty thermos.
  2. Add boiling water till the top of the thermos. When you add boiling water to baking soda it will foam up. So, it is good to do this in a sink.
  3. Soak it for 30 minutes.
  4. Rinse it thoroughly.
  5. Wipe off the outer part of the thermos with a dish cloth. Let air dry inner part.
  6. Repeat the process if the coffee smell doesn’t remove.

Dish Detergent

Sometimes washing with dish detergent works enough to remove lingering odor. So, you can try dish detergent to get rid of the coffee smell.

Things you will need:

1.Dish detergent

2.Hot water

Process:

  1. Pour a tablespoon of dish detergent in an empty thermos. Use 1 tablespoon of dish detergent per quart of thermos holding capacity. Don’t use dish-washing liquid.
  2. Fill the thermos with hot water.
  3. In the morning, put the lid shake up the thermos. When you remove the lid, you notice foam of detergent. So, do this in a sink.
  4. Place the lid and soak it overnight. It also helps to loosen the dirt particles as well as remove the stains.
  5. Rinse it well and let it air dry.

Check Out For Best Coffee Grinder For Cold Brew

Denture Tablets

Denture tablet is amazing cheap drug store product can be used for cleaning various household things. It works amazingly to clean out hard to reach areas. You can remove stains and mineral deposits from the metal thermos with the denture tablets.

Following are the steps to remove the coffee smell from the thermos using denture tablets.

Things you will need:

Hot water

Denture tablets

Steps:

  1. Drop two denture tables in the thermos. Use 1 tablet for two cup capacity thermos.
  2. Fill the thermos with hot water. It will foam up when you fill the water. So, it is good to do in a sink.
  3. Let soak it overnight. Don’t place the lid back.
  4. In the morning remove the solution. Scrub with a bottle brush to clean inside of thermos and rinse it well.
  5. Rinse it properly till all smell will remove.
  6. Allow it to air dry.

Crushed Ice and Salt

Ice to remove coffee smell from thermos

Salt has more power other than giving taste to the food. It can remove rust, stains, mildew and brighten your clothes etc. You can use the salt with crushed ice to remove the coffee smell from your thermos. Though it takes effort but much effective way.

Things you will need:

Crushed ice

Salt

Process:

  1. Fill the 1/4th thermos with crushed ice.
  2. Add 2 to 3 tablespoon of salt in the thermos.
  3. Put on the lid and shake the thermos for a minute or two. The ice and salt scrubbing the inside of thermos. It helps to remove the coffee smell as well as gunk inside the thermos.
  4. Remove the ice and salt and rinse the thermos. Let it air dry.

Antacid Tablets

As you know Antacid tablets are effective for a headache. But it can be used for cleaning the toilet, glass cookware, jewelry, unclog the drain and attract fish. So, let’s get to know how these fizzy tablets works amazingly to get rid of the coffee smell from your thermos.

Things you will need:

Water

Antacid tablets

Process

  1. Fill the thermos with water.
  2. Drop 4 antacid tablets in the thermos.
  3. Allow it to mix well. Soak for at least one hour.
  4. Rinse it well and allow it to dry.

Check Out For Best Turkish Coffee Grinder

Apple Cider Vinegar

As I said above white vinegar is a great way to remove the coffee smell from the thermos. Like white vinegar, apple cider vinegar is equally beneficial to remove odor from the thermos. But apple cider vinegar is little expensive than white vinegar.

Things you will need:

Apple cider vinegar

Hot water

Steps:

  1. Fill the thermos with one part of apple cider vinegar to ten parts of hot water.
  2. Place the lid on thermos.
  3. Soak it for 5 to 6 hours for getting effective results.
  4. Then remove the solution out. Rinse and dry the thermos thoroughly.

Citric Acid

Citric acid is a natural cleaner which works great to clean out the lime scale from the thermos. It also works effectively to get rid of a stinky thermos. It is a completely non-toxic way to clean your thermos.

Things you will need:

Citric acid

Boiling water

Process:

  1. Pour citric acid in an empty thermos.
  2. Fill the thermos with boiling water.
  3. Wait for at least 1 hour for getting effective results.
  4. Discard the water and rinse it.
  5. Allow it to dry without placing the lid.

Bleach

bleach to remove coffee smell out of thermos

Bleach is the good disinfectant and odor remover. It can kill germs in the thermos. You can remove the coffee smell from your thermos with the following steps.

Things you will need:

Hot water

Bleach

Process:

  1. Pour 1/8 cup of bleach in the thermos.
  2. Fill the thermos with hot water.
  3. Soak it for 30 minutes.
  4. Discard the liquid out of the thermos.
  5. Rinse the thermos with hot water. Make sure all bleach has been rinsed from the thermos.
  6. Let it air dry without putting off the cap.

Mustard Powder

Mustard powder to remove coffee smell from thermos

You will wonder by hearing mustard powder to remove the coffee smell from a thermos. But Yes, the mustard powder is a great way to clean stinky thermos. Let’s get to know how to use it.

Things you will need:

Mustard powder

Hot water

Soap

Process:

  1. Put a tablespoon of mustard powder in the thermos.
  2. Pour hot water just enough to make a watery paste.
  3. Fix the lid and soak it for 8 hours.
  4. Rinse the thermos with soap and water.
  5. Allow it to dry completely.

Check Out For Best Coffee Grinder For French Press

How to Remove Coffee Stains Out of Thermos?

Sometimes thermos gets stained with coffee. It is not possible to remove out with only rinsing with water. You can remove coffee stains out of thermos with the following process.

  1. Make a solution of water and baking soda. Mix 3 parts of baking soda with one part of water.
  2. Rub with soft brush or sponge.
  3. Rinse it thoroughly.
  4. Let it air dry.

Watch the following video that shows how to clean your thermos. Check it out.

Maintenance Tips

  1. Rinse the thermos after each use. If any liquid stays longer in the thermos it lingers with odor or become breeding ground for mold.
  2. After washing the thermos allow it to air dry. Don’t fix lid while it is wet. It aids to remove odor completely if any remains.
  3. While storing the thermos, store paper towel inside the thermos. It helps to absorb the odors inside the thermos.

Final Thoughts

Now you know, how to get coffee smell out of thermos. If you want to get rid of the coffee smell out of the thermos, you need to implement one of the methods.

These all methods are easy, safe and harmless that you can try to remove the coffee smell from the thermos.

Let me know which method works for you.