Why are vacuum flasks called vacuum flasks?

Answer This food should not stay at room temperature for longer than an hour. Bacteria can grow on foods left out any longer than that. Keep hot foods hot and cold foods cold. That will insure safe foods.

Top Q&A For: Why are vacuum flasks called vacuum flasks

What are vacuum flasks made of?

Invented in 1892 by Sir James Dewar, the vacuum flask is better known as a thermos after the most famous manufacturer. It's essentially one bottle inside another with a partial vacuum in between th... Read More »

How to Remove Musty Odors from Vacuum Flasks?

Vacuum flasks that have been stored for a time can smell musty and unappealing for reuse. Here is a way to restore the fresh odor.

Reasons for Using Volumetric Flasks?

The volumetric flask has many purposes in the laboratory. The main reasons for using a volumetric flask are accuracy, making solutions, easy calculations and sterilization. The most important char... Read More »

May I use chemistry beakers and flasks as everyday serving ware?

You assume glass is "very sterile"..... have you completed 3rd grade? Once you do, you will have the additional information which you now lack which is that glass is only as sterile as the environ... Read More »