EE WAS PUTTING NO. 1 BOILER FEED PUMP ONLINE. HE WALKED BETWEEN NOS. 1 AND 2 BFP TO LOOK AND BE SURE EVERYTHING WAS OK. STEAM FROM THE GRAIN LINES FOGGED UP MY GLASSES, IMPAIRING MY VISION. I BUMPED INTO THE 125 LB EXHAUST OF NO.1 BFP AND MY RIGHT ARM HIT THE VENTURE LINE ON THE NO. 2 BFP.