Not all drain cleaners are alike. Try to avoid using drain cleaning chemicals when possible to unclog your drain. Especially if your pipes or traps are PVC, brass, steel, or cast-iron; Some chemicals may corrode and actually damage your pipes. Aside from the chemical effects on pipes, they are extremely toxic, [use protective gloves and clothing if you insist on using] they can burn eyes, skin and eat through your clothing. They can release noxious fumes, and if not used properly, they can cause explosions and serious burns. These products can also harm septic systems by killing beneficial bacteria too. Good old fashion Baking soda and vinegar down your drain sometimes helps, or try unclogging with the old plunger. You can also rent a mechanical drain cleaner from your local hardware store.
CA. Lic: 931807