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.
The process is safe and sterile. Red Cross staff and volunteers will be available if you have any questions. Certain donation types, such as platelets, red cells or plasma, can take up to two hours. After donating, you should have a snack and something to drink in the refreshments area.