Bnana
Chumono
It's not metallic copper but copper salts, that's completely different. It does prevent rotting because it's toxic to the fungi that would otherwise break the wood down.
Copper based horticultural sprays are also toxic, that's why they work.
It's not as toxic as arsenic but it's not harmless.
				
			Copper based horticultural sprays are also toxic, that's why they work.
It's not as toxic as arsenic but it's not harmless.
 
				 
 
		 
 
		 
			 
			 
 
		 
 
		



 
 
		 
 
		 
 
		