What are the bumps on the back on your knife?

What foods are famous of Sydney? Which is better glass or stainless steel cookware? What are the benefits of using potato starch flour in gluten-free baking recipes? Heterogeneous mixtures are often separated by? Is vanilla extract harmful? How can I best preserve the freshness of blueberries by freezing them? Why can I NOT cook Brown Rice to perfection in my microwave even though white rice used to come out perfect every time whether I cooked in water or in tomato juice? If raw beef is approaching expiration date can you freeze the meat for a later date? How many teaspooms are in a half an ounce? How many pounds are there in 42 oz? Can Drain cleaner be used in a in sink garbage diposal? What dinners start with TH? How to thaw frozen tilapia properly? What tools does food scientists use? What is the recommended method for determining the internal temperature of quick bread to ensure it is fully baked? How many grams are in a 400.0 ml of gold? What are the pizza roll oven instructions for perfectly cooking a delicious batch of pizza rolls? What is the best grade of steel on knife? What is flavored syrup hardened into small pieces for eating? What are the most common dishwasher problems?