Bubble Tea is the known name for a beverage that has many unusual names. Other names include; tapioca pearl drink, tapioca ball drink, pearl shake, pearl tea, black pearl tea, big pearl, boba tea, boba ice tea, boba nai cha, milk tea, bubble drink, zhen zhu nai cha, momi, momi milk tea, QQ, BBT, PT, and many other names. This drink is far from the sweet tea that you may be familiar with.
Candlepower (abbreviated as cp) is an obsolete unit expressing luminous intensity, equal to 0.981 candelas.
Energy efficiency. Energy effectiveness encompasses luminous efficacy of the light source and appropriate power supply in lumens per watt. (lm/W), optical efficiency of the luminaire (light fixture), and how well the luminaire delivers light to the target area. without casting light in unintended directions. The goal is to provide the necessary illuminance in the target area, with. appropriate lighting quality, for the lowest power density.