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.
There are differences between ceramic and porcelain tiles that cause lots of confusion! Here are the differences, SIMPLIFIED! Ceramic Tiles: Are made with clay, minerals and water. These tiles are then fired and glazed because the ceramic is porous. This is where the color and look comes from. When coated with a glaze of grade III or higher, they are extremely resistant to scratching. Easier to install than porcelain.