Help, My House Smells!. Every house has a smell. âItâs a combination of the people who live there, their perfume, aftershave, the food they cook, and other things. Most of the time itâs a good smell, but sometimes, itâs really not,â says cleaning expert and best-selling author Linda Cobb, aka The Queen of Clean.
Making the world better, one answer at a time. Nissan's swirl control valve (SCV) is an actuator that modulates intake air flow into the engine to increase low and high engine speed efficiency.The SCV does this by constricting the intake opening during idling and low engine speeds.nswered by The Community. Making the world better, one answer at a time. Nissan's swirl control valve (SCV) is an actuator that modulates intake air flow into the engine to increase low and high engine speed efficiency. The SCV does this by constricting the intake opening during idling and low engine speeds.
Coolant is comprised of a heat transfer medium, typically high quality water and glycol, various corrosion inhibitors and functional additives depending on the coolant type. Supplemental Coolant Additive (SCA) is used to convert an automotive rated traditional coolant into a âfully formulatedâ coolant suitable for heavy duty diesel use. The SCA includes those corrosion inhibitor additives necessary for protection of diesel engines.