Just about everything. In fact everything from plants , animals ,microbes to rocks ,hills
water falls etc & the list goes on.
Any environment that contain living organisms and food.
They contain ammonia in it. It enters to the environment while cleaning.
intracellular environment
cytoplasm
Yes, rainwater can contain minerals that it picks up as it falls through the atmosphere and interacts with the environment.
Normally prawns would not, but it depends on the environment where the prawns were raised. If their environment is contaminated with something then they will also become contaminated.
Pucker Powder does not contain nuts and it is made in a nut free environment. See www.puckerpowder.com http://www.puckerpowder.com/faq.aspx
yes
by eating animals that contain freshwater
cliiford... huh?
Batteries can take hundreds to thousands of years to decompose in the environment, as they contain toxic chemicals that can harm the ecosystem.
A vacuum does not contain anything; it is a space that is devoid of matter, including air. It is a low-pressure environment where there is very little or no molecules present.