31. Medrad is an affiliate of Bayer AG ( See Contaminated haemophilia blood products ) 32. Heat-treatment of blood products was started in the mid-eighties. 33. Heat-treatment of blood products reduces the probability of infection from them. 34. Most of the blood products used by the BTSB were from local donations. 35. Transfusion of blood and blood products helps save millions of lives every year. 36. People should not be exposing themselves to blood or blood products without appropriate protection. 37. It was part of being in that market, the market for blood products . 38. As the donations mounted, the amount of blood products being exported also rose. 39. What the government did was to poison people to death with untreated blood products , 40. In Africa, AIDS is spread mainly by heterosexual contact and contaminated blood products .