A new study reveals that gold ore tailings and recycled aggregates can be used to produce durable geopolymer concrete, ...

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Unlike regular salt, which is 100% sodium chloride, salt substitutes may be composed of 65% sodium chloride, 25% potassium chloride, and 10% magnesium sulfate. Others may offer 100% potassium ...

One hundred thirty-two patients had one or more clinically relevant positive reactions to different allergens; p-phenylenediamine base and p-toluenediamine sulfate caused the greatest number of ...