Why would someone interested in building muscle mass consider supplementing?

Which of these resources is used worldwide to make construction products, pottery, and porcelain

Are salt and soap nutrients or toxins for yeast? explain.

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.