1. However, the chemical is not phytotoxic, unlike tetraethyl pyrophosphate. 2. Tetraethyl lead became a cure-all for engine knock.3. Hypotension and hypertension both occur when humans are exposed to tetraethyl dithiopyrophosphate. 4. Tetraethyl lead was once widely used to improve the combustion properties of gasoline.5. Tetraethyl dithiopyrophosphate is also toxic to wildlife, including fish and aquatic invertebrates.6. Tetraethyl orthosilicate is also used with an additional polymer monomer ( as a template ).7. Tetraethyl dithiopyrophosphate has toxic effects on spider mites, mealybugs, whiteflies, and aphids.8. However, the effects of tetraethyl dithiopyrophosphate poisoning can take up to 12 hours to occur. 9. If a human's exposure to tetraethyl dithiopyrophosphate is anorexia, and diarrhea and fecal incontinence. 10. It can form salts with large cations such as tetramethyl ammonium nitratoborate, or tetraethyl ammonium tetranitratoborate.