What is a PLU 4046?

What do the aborriganal people eat? Can you wait to bake already risen dough? How long do you boil walnuts? How long to cook a 10.5 lb turkey no stuffing? How do you do the Crystal Cleaver magic trick? 3 fl oz into tbsp? Are you allowed to take food to Cuba? How long can a cooked turkey be left out? How many grams are in 7.2 kilograms? What tools do meat cutters use? What is the sharpest knife in the world? How many tablespoons are there in 175 gramme's of sigar? Is it wrong to bathe in baked beans? How do you place a napkin on side of plate - cut edge to outside or toward plate? Why do you need to keep lighting a gas cooker once you have switched it on and lit the gas? What changes can you observe when cemical reactions occur? Is a kilogram small? What is the sound of empty pots and pans with c and ending with ng? How much is 180g of sugar equal in cups? What are food chanes?

What is a PLU 4046?