Complex sentence: In 1949, two velox boilers from Gibson, Battle & Co Pty Ltd of Sydney were added; each could produce an additional 165,000lbs/hr of steam at 600PSI and 825degF.
Split into simpler sentences: In 1949, two Velox boilers from Gibson, Battle & Co Pty Ltd of Sydney were added. Each could produce an additional 165,000lbs/hr of steam at 600PSI and 825degF.