A cheese and noodle casserole known as Makerouns is recorded in an English cookbook in the 14th century. In America, Thomas Jefferson, the third US president served a dish similar to macaroni and cheese in 1802.
As safe as any other cheese.
What you seem to be describing is a box of government commodity or Velveta Cheese. This is a processed pasterized cheese which is very soft like a Brie Cheese. Just by squeezing the package firmly with your hand you can leave your grabbing impressions. This is great a cheese if you're making Macaroni & Cheese dishes and Nacho Cheese dips.
Absolutely, Tupperware products are specifically made for use with foods.
It is safe to eat feta cheese if you have celiac disease. Any cheese is fine
Old glass thermoses are very similar to dewars used in chemistry for carrying liquid nitrogen.A glass thermos would be safe for transporting and temporary storage of liquid nitrogen.However, it would not be recommended to seal the top tightly with the stopper as the liquid nitrogen will slowly evaporate and pressure could build up inside the thermos.
Yes
Regular or soft dish soap will be fine to use on your stainless thermos. You can also soak the thermos in bleach after you clean it with dish soap just to make sure you have gotten all of the germs out. Make sure you soak it in water after the bleach; dont drink bleach.
Yes, as long as it is a cheese without mold such as blue cheese.
I would not do that.
no
yes