If the scout can demonstrate the he can use a tool safely and correctly then he should be allowed to use it. I grew up using a welder when I was 12 and all sorts of saws and drills and even cutting torches by age 10.
Eat foods rich in Vitamin B-6: Foods with vitamin B-6 have a number of benefits after you give blood. Your body needs the vitamin to build healthy blood cells and it helps the body break down proteins. Because proteins contain many of the nutrients you need after giving blood, eating vitamin B-6 foods can be helpful.
1 Eat a protein-rich, iron-rich meal no more than 3 hours before donating.  Donât eat fatty foods like french fries, potato chips, pizza, or sweets the day you donate. They can affect blood tests and make your plasma milky, which might prevent you from donating.