Welcome to the 1520 Perfect Dictionary

Click on any title to read the full article

International system of units
INTERNATIONAL SYSTEM OF UNITS

Definition: International standards for seven measurement units, established in 1960 for quantities of length, time, mass, electric current, temperature, luminosity intensity, and substance.
___________________________________


NOT APPLICABLE.


See perfect internationalization.

See perfect standardization.

See perfect measurement (1).

See perfect universality.

See perfect system (1).

1520 Products

1520 Products was established in 2005 with the purpose of entertaining and teaching us on key and important aspects of life (such as marriage, sex, etc) through the playing of games which will allow us to laugh but at the same time pass a message of what is the right or ideal way.

1520 Sex Game

1520 Puzzles

1520 Marriage Game