As anyone knows who’s changed a wet diaper or cleaned a cat litter box, ammonia is a volatile natural waste that animals produce in substantial amounts. Indeed, where animals are raised in confinement ...

Mrs Kasendi Mutinda collects eggs at her chicken farm in Ngengeka village, Kitui county. The farmer rears over 500 layers which gives her 12 crates of eggs per day. She says demand for eggs is steady ...