Quality control, Food chemistry, food analysis, environmental analysis, water analysis, waste water analysis, soil analysis, alcohol determination, analytical instruments, elementary analysis, distillation, Kjeldahl, Dumas, Vapodest, protein determination, extraction, fat analysis, soxleth, digestion, infra red digestion, cyanide determination, aqua regia digestion, hot plates, shakers, glass dryer, NIR, Kjeldatherm, crude fibre analysis, hydrolysis