All algae contain this green pigment that allows them to perform photosynthesis
A dog food "recommended by top breeders", or the ancestral line of a purebred canine
A brand described as "just good cat food", or a stray feline who hangs out in passageways
Ammonia, widely used as a refrigerant & cleaner, is composed of hydrogen & this element
Something given in return for a good deed, or a dog food "for the very best dogs in the world"
The cat food known as "Kit 'N" this claims "It makes other meals seem downright mousy!"
Milk-Bone brand dog biscuits claim to clean teeth & freshen this naturally
Under the oceans, this part of the Earth is generally only 3-5 miles thick
Chalk & limestone are naturally occurring forms of this compound, CaCO3
It's a piece of metal put in an electrical circuit to melt if current flow is too high