What are three examples of common materials with a pH of more than seven?

Does ninhydrin has flaws? What is a polysaccharide that stores energy in your muscles and liver? Does frail mean weak? How much salt do you put in to make the water boil faster? Why trihalose deos not give seliwanoff'? What is a chemosthesis? Do liquids always fill their container? What is MgOHCl? Why are some limestone yellow or green? Chlorine has an atomic number of 17 How many protons are in an atom of chlorine A 17 B 18 C 35 D 52? Is tantalum ferrous or non ferrous? Are most dish soaps biodegradable? How many neutrons in o16? Which element forms long chain alternating with oxygen? What is the process called that scientists check each other's work? The forces of attraction between molecules in a molecular compound are generally? How does the energy value of a carbohydrate molecule compare to the energy of a fat molecule? Are the proportions of a compound fixed or not fixed? Why is the chemical symbol for gold Au even though it doesn't start with A? How could you use flammability in a sentence?

What are three examples of common materials with a pH of more than seven?