Since nutrition is a key factor for optimal muscle growth, besides pounding heavy iron, you have to also make sure you're eating the right muscle - building food. (fitnessandpower.com)
Step 4: Place a non-stick or heavy iron skillet over medium heat on top of the stove and add 1/2 tsp butter. (wholesomebabyfood.momtastic.com)
If you'll note the dark pipes behind the bar, the original idea was to replace them and hang heavy iron pipes. (modernmasterscafe.com)