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<p>process in the late 18th century for the manufacture of chloride of lime, patenting it in 1799.  Tennant's process is essentially still used today, and became of military importance during <a href="page.php?w=World_War_I">World War I</a>, because calcium hypochlorite was the active ingredient in <a href="page.php?w=trench_warfare">trench</a> disinfectant.</p>

<p><big>Uses</big></p>
<p><big>Sanitation</big></p>
<p>Calcium hypochlorite is commonly used to <a href="page.php?w=swimming_pool_sanitation">sanitize swimming pools</a> and <a href="page.php?w=water_treatment">disinfect drinking water</a>.</p><p>
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