Quick Answer. A bad mass air flow sensor in a vehicle makes starting difficult and affects the performance of the engine because he engine-control unit uses data from the MAF sensor to balance the fuel ratio the injectors deliver to the engine.
While porcelain tile boasts exceptional durability, there are few products and techniques you should take pains to avoid: 1  Never use a product containing ammonia or bleach (or any type of acid-based cleanser); these can alter the tile color and/or stain the grout. 2  Never use oil-based detergents or wax cleaners.
Cleaning the porcelain tiles with pure water is not enough and we strongly recommend not to use substances such as naphtha oil, vinegar etcâ¦ Specifically designed cleaners are required in order to remove the calcareous wastes of mortar and grouts that adhere to the dirt.