Zap Energy took the wraps off its latest fusion device Tuesday at a research meeting in Long Beach, California, the latest in a string of devices the company has built in its quest to bring fusion power to market.

The startup is in a race with several other startups that are all attempting to build fusion power plants capable of putting electricity on the grid in the early 2030s.

Zap ’s Fuze-3 device has been firing pulses of plasma at the company’s headquarters in Seattle, and the results of those experiments will ultimately inform the design of the company’s future demonstration plants.

The Fuze-3 device was able to compress a soup of charged particles — also known as plasma — to more than 232,000 psi (1.6 gigapascals) and heat it to more than 21 million degrees F (11.7 million deg

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