urine
dioxin
Dioxin
Dioxin
The urea in urine is poisonous so don't drink large amounts of urine.
The most logical answer would be urine, and it is!
Ammonia
urea
acetone
The amount of substance that exceeds the tubular maximum will be found in the urine.
Uric acid is a by product of protein digestion and can be found in the urine.
No, some frogs are not poisonous and yes, some frogs are poisonous.Specifically, some frogs can secrete bufotoxins which target a potential predator's or prey's nervous tissue. The toxic substance may be found stored in the skin on the anuran's back, neck and shoulders. It will be far more commonly found in salamanders and toads than in frogs (Dendrobatoidea superfamily).