Trex is a manufactured substitute for wood compounded from post-consumer plastic and wood. it is frequently used in outdoor decks. its density is reported as 60.0 lb/ft3. what is the density of trex in kg/l

Is it possible to use the energy from two atoms colliding to create a clean burning lasting fuel source with a large amount of force? is it also possible to harness that energy from the two atoms colliding to create a clean energy source that will last for years from just two atoms colliding. is there a possibility to control and store that energy for years but slowly let the energy out enough to power cities cheaper and faster.

What type of light does this light bulb produce most (i.e. at what wavelength does the spectrum have maximum intensity)?

It can take some of those large , industrial vehicles up to feet to stop when traveling only 60 mph, and therefore , you shoukd be mindful to not be jn the traffic right in front of them a. 100 feet b. 200 feet c. 335 feet d. 425 feet