| OCR Text |
Show Method fa Concentrating1 Ulood. A cheap and rapid method for con-rentratliiK con-rentratliiK tlia enormoua quantltlea of blood collecting In abatlolra haa been indented recently. The blood la Injected Inject-ed into an oven-ihaped chamber, open at the top, and brought Into contact with current of hot air amending from below. All the walT la evaporated evapo-rated in thla manner, and the blood powder la curried to the rereivlug chamber. The product thua obtained . la taateleaa, and contulna 78.4 per cent of dlgeitlble albumen. 1 |