The NFC circuitry itself is in the phone, but the antenna is in the battery. This is due to the layout of the phone. Since the range of NFC is very small, the antenna is placed on the outer side of the battery to increase the range as much as possible.he NFC circuitry itself is in the phone, but the antenna is in the battery. This is due to the layout of the phone. Since the range of NFC is very small, the antenna is placed on the outer side of the battery to increase the range as much as possible.
4 â Choosing the Right Oil. Choose your motor oil based on the time of year and the climate you live in. Motor oils are designed to perform to their best throughout the seasons. In summer, choose a recommended motor oil for your particular vehicle. Have a look in the manual for your car and read the recommended viscosity suggestions for the time of year you change your oil.
motor oil is one of the most important fluids in your vehicle the purpose of motor oil is to reduce friction and keep a vehicle s engine clean and corrosion free another critical function is to buffer heat from moving parts in the enginemost motor oils are manufactured from petroleum based crude oil which is processed into motor oilynthetic motor oils have a higher tolerance to heat and aging the performance characteristics of these synthetic lubricants can be custom designed to exceed the performance limits of petroleum based motor oils and their use can possibly increase the life of your engine