Argon has a lower glow voltage, argon helps the smaller lamps start at a lower voltage. The larger LPS lamps used in street lighting for the most part do not use argon. 2. LPS Development and Inventors: Low pressure sodium lamps were invented first in 1920 by Arthur H. Compton at Westinghouse.
1. the pleasure felt when having a good time. 2. act of receiving pleasure from something. 3. (law) the exercise of the legal right to enjoy the benefits of owning property. Familiarity information: ENJOYMENT used as a noun is uncommon.
Enjoy - appreciate, delight in, be pleased, indulge in, luxuriate in, bask in, relish, devour, savor, like. Explain - elaborate, clarify, define, interpret, justify, account for. Fair - just, impartial, unbiased, objective, unprejudiced, honest. Fall - drop, descend, plunge, topple, tumble.