And never - not in a single case - was the explanation, 'I was pressured to do this.' The explanation was very often, 'The limited data we had led one to reasonably conclude this. I now see that there's another explanation for it.'
Start with a clean grill. Keep it clean by brushing with a wire brush after preheating, and again after cooking. Make sure to oil your grates and your food before putting it on the grill to keep it from sticking.

