Chemicals for treating biological waste in sanitary plants and chemical toilets

Metal gates and fences

Sanitary plants and appliances, namely, chemical toilets and transportable modular enclosures for chemical toilets, urinals and sinks

Non-metal gates and fences; crash barriers, not of metal, for roads

Construction, installation, repair, and maintenance of sanitary plants and chemical toilets, including cleaning of sanitary plants and chemical toilets and drainage and replenishment of related liquid wastes

Rental of sanitary plants, chemical toilets and transportable modular enclosures for sanitary plants and chemical toilets