If the chemical is NaCl (sodium chloride = ordinary salt), the answer is no. If the chemical is cyanide, for instance, then the answer would be yes.
No, you only need a driving license to drive it.
Not in the UK
no
You didn't specify what the licence is for !
Yes
yes you need a provisinal licence and a cbt.
You can't buy it because you have to insure it and license it, and to do that you need a valid drivers license. You can however have one of your parents put the title and insurance in their name until you get your license.
In the UK yes.
18
yes you need a separate license to drive a lorry. if you passed your license in 1997 or before you can drive up to 7.5tonne lorry on normal car license in UK
From any reputable chemical supply company !
Yes, you need a provisional motorcycle license and certificate of insurance at the very least to ride any scooter on a public road in the UK.