Drug maker GlaxoSmithKline may need to slaughter half a million sharks to harvest squalene, an oil made in shark livers, to make a new line of COVID jabs. Glaxo mixes squalene with a witches’ brew of proprietary surfactants to produce its controversial AS03 vaccine adjuvant. Adjuvants are compounds that amplify immune response to hyperstimulate the immune system. They are associated with a variety of autoimmune diseases.