Fetal bovine serum and virus, endotoxin, haemoglobin, IgG and total protein assays. Ethical questions have been raised regarding the blood collection process due to the potential suffering caused to the fetus. Although anoxia or active slaughter could be used to induce unconsciousness or death prior to serum harvesting, exposure of live unborn calves to oxygen can cause them to gain awareness before being killed, resulting in active debate about the ethics of harvesting serum. Fetal bovine serum is commercially available from many manufacturers, and because cells grown in vitro are highly sensitive, customers usually test specific batches to check for suitability for their
Blood, Sweat & 3 Years with forced momentum", mimicking the works of Afrojack and Swedish House Mafia which made it lack "any real aspects of individualism". All tracks produced by Cash Cash, except "Millionaire" produced by Cash Cash and Digital Farm Animals. Blood, Sweat & 3 Years Blood, Sweat & 3 Years is the fourth studio album by American electronic music group Cash Cash, released on June 24, 2016 by Big Beat Records and Atlantic Records. It is their first full-length album since signing to Big Beat, following the release of the "Overtime" and "Lightning" EPs. "Blood, Sweat & 3 Years" includes collaborations with singers