To be blunt about the subject, if a bottle of oil does not contain the following basic information then DO NOT buy it look for something that does! 1  The purpose for which it is intended (i.e. 2  Motor oil, Gear oil etc). 3  The viscosity (i.e. 10w-40, 5w-30 etc for Motor oils and 80w-90, 75w-90 etc for Gear oils).
The definition of an incursion is an invasion, or the act of entering into an activity or place. 1  An example of an incursion is a military brigade entering enemy territory. 2  An example of an incursion is taking an art class to get a little experience into painting.
Learn More about incursion. Dictionary: Definition of incursion Spanish Central: Translation of incursion Nglish: Translation of incursion for Spanish speakers Britannica English: Translation of incursion for Arabic speakers.