"Toxic ammonia" refers to a harmful chemical called ammonia. It can be dangerous to humans and animals if they breathe it in or if it comes in contact with their skin or eyes. Full definition
Furthermore, too much valine can lead to reduced kidney and liver function, and high concentrations of toxic ammonia in the body. (aminoacidstudies.org)
Aerobic bacteria and help eliminate toxic ammonia and nitrates. (geekwrapped.com)
In this challenging environment, their bodies break down protein and produce toxic ammonia, packaging it as urea. (discovermagazine.com)