Food freshness and vitamin content can be preserved by chemicals.
less chemicals in the process
Aminoacids and proteins
Chemicals are not livings things.
one is a mixture of difrent things in one and 2 is it can be with a mixture of chemicals
Water is water. It has no substances or chemicals in it that'll preserve the apple. Salt has sodium that preserves the apple. Our ancestors preserved meat with salt because water doesn't preserve things.
one is a mixture of difrent things in one and 2 is it can be with a mixture of chemicals
Two things ... Light can be focused (by a lens). There are chemicals which are changed by the presence of light. They are the same rules as are used by vision, but the chemicals are different.
Mostly, ketchup's ingredients is tomatoes. Along with a couple of some chemicals as to keep it preserved.
Some things are preserved because bacteria/virus etc. may develop or its quality will degrade if used after a long time while vice-versa is true of non-preserved foods.
Bugs can be effectively preserved by carefully collecting and handling them, using proper preservation techniques such as drying, freezing, or using chemicals, and storing them in a cool, dry place to prevent decay.
Yes, all living things contain chemicals.
Things that usually were not made of bone were not preserved. Although there are some like leaves and feathers that were. Also some that were found in amber are those that would not be preserved otherwise.