Hvorfor skal gylletankene være overdækkede?

1)  Fare for nedstyrtning af personer. Sur druknedød.

2)  De stinker ad helvede til.

3)  Et eller andet miljøhensyn.

4)  Et eller andet biologisk hensyn.

Kan nitrat ikke sive op i atmosfæren?

Anhydrous ammonia
• Commonly used as fertiliser, injected into the soil
• Must be stored in high pressure tanks
• Produces poisonous vapour cloud on exposure to water
• Forms explosive mixture when combined with air
• Can cause severe burns to skin in concentrated form
Source: US Centers for Disease Control and Prevention