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.
Lumens are a measure of the total light emitted by a LED or flashlight (see Wikipedia article for more information on lumens). For scale, a 60-watt incandescent lightbulb produces 890 lumens, a 40-watt bulb is 460 lumens, and a pretty decent flashlight produces about 200 lumens. Lumens are sometimes measured at the emitter or out the front..