The energy content of food is described in terms of calories because the energy in food ultimately becomes heat.
God bless!
sludge
<span>Sewage treatment is also known as wastewater treatment. It is
a process whereby contaminant is removed from wastewater. Thus, chemical,
biological and physical process are commonly used to remove contaminants from
wastewater and the by-products of wastewater treatment is usually inform of
solid waste known as sewage sludge.</span>
Answer:
D. Tongue rolling
Explanation:
Not many people can do this
