“…The effect of continuous stray voltage, with a potential difference up to 8 V (volt) between feeder or drinker and the floor (metallic or wet flooring material), will decrease resting time but shows no effect on health, welfare or growth (Robert et al, 1992(Robert et al, , 1994(Robert et al, , 1996(Robert et al, ,1999Matte et al, 1992). Lower levels, with or without pulses, are insignificant (van der Heyde et al, 1995;Godcharles et al, 1993).…”