Gardener with basket of egg shells spreading crushed shells around tomato plant - VH-studio/Shutterstock A quality eggshell contains about 2.2 grams of calcium carbonate, the compound that gives them ...

Will riders of the future be riding on tyres made from egg shells and tomatoes? In Australia alone, 48 million used tyres are disposed of each year with two out of every three going to landfill, ...

Can you compost eggshells? The short answer, in case you don’t have time to go through this post is yes, you can compost egg shells to use in the garden. They are great source of calcium and break ...