31. An early manufacturer ( from 1886 ) of lead acid batteries was Henri Tudor. 32. They continue to explore vehicles powered by lead-acid batteries , natural gas and other fuels. 33. As power source, 12V marine deep cycle, sealed lead acid batteries are commonly used. 34. The REVAi is a full-electric vehicle, running on lead-acid batteries . 35. A new generation of lead-acid batteries has thinner electricity-transmitting " plates, " reducing electrical resistance. 36. Charter Power System Inc ., a maker of industrial lead-acid batteries , tumbled 10 to 18. 37. Currently, the Buddy is delivered with lead acid batteries . 38. But the batteries'cost remains far above that of lead-acid batteries , which themselves are no bargain. 39. The vast majority of deep cycle batteries on the market today are lead acid batteries . 40. These switches have diafragmatic lead . 40KN400 alkaline batteries are used instead of acid batteries .
