Standard fluorescent lamps require dedicated luminaires with compatible ballasts to operate them because they cannot be inserted into 120-V AC sockets. Figure 8-8 is an exploded view of a typical ...

Description: 9.5 INCH LENGTH X 1.3 INCH WIDTH X 1 INCH HEIGHT SIZE 50 DEG F, 32 DEG F MIN. STARTING TEMPERATURE 20 PERCENT, 25 PERCENT MAX. THD 50/60 HERTZ FREQUENCY RATING UL, CSA APPROVAL 2 LAMP(S) ...

The reason submarines are able to do this is thanks to some very important components known as the ballast and trim tanks ... Trim tanks work help orient a submarine to have an upward or downward ...

Kitchens work best when they have good ambient light (the general lighting that makes the space bright), as well as task lighting concentrated in work areas and accent lighting to help make the room ...

Energy conservation isn't a choice to consider ― it's a competitive advantage your business can't afford to ignore. Util ...

A solar cell is made of two types of semiconductors, called p-type and n-type silicon. The p-type silicon is produced by adding atoms—such as boron or gallium—that have one less electron in their ...

But the House decision doesn’t work like normal: Each state’s delegation gets to cast a single vote, meaning that large states have the same weight as small states, similar to the Senate.

The Bitcoin Blockchain The Bitcoin blockchain is a database of transactions secured by encryption and validated by peers—here's how it works. The blockchain is not stored in one place ...

The published version of Forbes' Future of Work newsletter delivers the latest news for chief human resources officers and other talent managers on disruptive technologies, managing the workforce ...

Created with Sketch. Memory serves many purposes, from allowing us to revisit and learn from past experiences to storing knowledge about the world and how things work. More broadly, a major ...

Understanding how business loans work can help you find the right loan for your business, which can be a lifeline when used responsibly.

It works by blocking activity at specific receptors which help prevent cancer cells from growing. Keytruda belongs to a group of drugs called programmed death receptor-1 (PD-1) inhibitors.