Welcome to the 1520 Perfect Dictionary

Click on any title to read the full article

Unified scale
UNIFIED SCALE

Definition: The scale of atomic and molecular weights based on the mass of the carbon-12 isotope of carbon being taken as 12 exactly.
____________________________________


NOT APPLICABLE.


See perfect scale (4).

See perfect scale (1).
____

See perfect level (2).

See perfect footing (2).
____

See perfect exactitude.

See perfect specificity.
_____

See perfect particularity (1).

See perfect characteristic (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