An aftershave is a lotion, gel, balm, powder, or liquid used mainly by men after they have finished shaving. It may contain an antiseptic agent such as denatured alcohol, stearate citrate or witch hazel to prevent infection of cuts, as well as to act as an astringent to reduce skin irritation.
The following is a list of definitions relating to conversions between milliseconds and seconds. A millisecond is a unit of time. The symbol for millisecond is ms. There are 1,000 milliseconds in a second.
The second (abbreviation, s or sec) is the Standard International ( SI ) unit of time. One second is the time that elapses during 9,192,631,770 (9.192631770 x 10 9 ) cycles of the radiation produced by the transition between two levels of the cesium 133 atom. There are other expressions for the second. It is the time required for an electromagnetic field to propagate 299,792,458 meters (2.99792458 x 10 8 m) through a vacuum. This figure is sometimes rounded to 3.00 x 10 8 m, or 300,000 kilometers (3.00 x 10 5 km).