TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Composition: The biodiesel is converted into waterless hand cleaner which contains (in wt.%) biodiesel (50-65, preferably 50), oleic acid (1-5, preferably 2), nonyl phenol 6 moles (3-10, preferably 5), nonyl phenol 9 moles (3-6, preferably 6), triethanolamine (2-8, preferably 2) and water (5-40, preferably 35), or biodiesel (40-65, preferably 40), nonyl phenol 9 moles (3-10, preferably 8), sodium lauryl ethyl sulfate (1-3, preferably 1), water (5-40) and coconut diethanolamide (5-15, preferably 12.5). The biodiesel is converted into oil spill dispersant which contains biodiesel (85-95, preferably 85), nonyl phenol ethoxylate 6 moles (5-10, preferably 10) and nonyl phenol ethoxylate 4 moles (5-10, preferably 5). The biodiesel is converted into solvent degreaser which contains biodiesel (80-85, preferably 85), nonyl phenol ethoxylate 6 moles (10-15, preferably 10), nonyl phenol ethoxylate 4 moles (1-5, preferably 3) and ethylene glycol monobutyl ether (1-5, preferably 2). The biodiesel is converted into solvent decarbonizer which contains biodiesel (80-85, preferably 80), nonyl phenol ethoxylate 6 moles (10-15, preferably 10), nonyl phenol ethoxylate 4 moles (1-5, preferably 3), ethylene glycol monobutyl ether (1-5, preferably 2) and cresylic acid (1-5, preferably 10). The biodiesel is converted into tank cleaner which contains biodiesel (80-85, preferably 80), nonyl phenol ethoxylate 6 moles (5-10, preferably 5), nonyl phenol ethoxylate 4 moles (5-10, preferably 4), ethylene glycol monobutyl ether (1-5, preferably 3) and triethanolamine (1-5, preferably 2). The biodiesel is converted into bilge cleaner which contains biodiesel (80-85, preferably 85), nonyl phenol ethoxylate 6 moles (5-10, preferably 6), nonyl phenol ethoxylate 4 moles (5-10, preferably 5), ethylene glycol monobutyl ether (1-5, preferably 1) and triethanolamine (1-5, preferably 3). The biodiesel is converted into oil sludge dispersant which contains biodiesel (80-85, preferably 86), nonyl phenol ethoxylate 6 moles (1-5, preferably 3), nonyl phenol ethoxylate 4 moles (1-5, preferably 2), ethylene glycol monobutyl ether (1-5, preferably 2), triethanolamine (1-5, preferably 2) and cresylic acid (1-5, preferably 5). The biodiesel is converted into dewaxing solvent which contains biodiesel (85-90, preferably 85), nonyl phenol ethoxylate 6 moles (1-5, preferably 5), nonyl phenol ethoxylate 4 moles (1-5, preferably 5), and triethanolamine (1-5, preferably 5). The biodiesel is converted into ultrasonic solvent cleaner which contains biodiesel (85-95, preferably 90), nonyl phenol 4 moles (1-5) and ethylene glycol monobutyl ether (1-5, preferably 4).