Browsing by Subject "aluminium"

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    • Dolomite sand will give whiff of toxic dust, enviro groups say of DENR plan for bay area 

      Rosario, Ben; Antonio, Raymund (Manila Bulletin, September 6, 2020, on page 2)
      Instead of fresh sea air, promenaders will get a whiff of toxic dust from dolomite sand when the 1389million Manila Bay rehabilitation project is completed, environmentalists said. This new argument against the proposed ...

    • The hard and soft water story 

      Mana-ay, Edgar (The Daily Guardian, October 29, 2018, on page 4)
      Water hardness is the traditional measure of the capacity of water to react with soap and describes the ability of water to bind soap to form lather (ang pagbukal sang habon), a chemical reaction detrimental to the washing ...