oil refining
No, speeded is an improper conjugation.
it can be speeded up by a moist location.
A chemical change can be speeded up by a catalyst
During the nineteenth century a series of technological innovations dramatically reshaped the way people communicated at a global level. New means of communication speeded the pace of life, and increased trade and the exchange of ideas.
Both "sped" and "speeded" are considered correct past tense forms of the verb "speed." In American English, "sped" is more commonly used, while "speeded" is more common in British English.
the reaction for them is speeded up, and enhance performance as the speeded up reactions are carried out.
It enormously speeded-up the development of aircraft. It also put many women into men's jobs, so that their demands for the vote could not be denied any longer.
Kay and Cartwright
A catalyst can speed up a chemical reaction.
It means that something can be escalated...speeded up or increased in amount or frequency.
The Panama Canal qualifies as such.
The easiest way is to evaporate the water off which may be speeded up by boiling