Lemon

<p>Citric acid can be added to e.g.&nbsp;<a href="http://en.wikipedia.org/wiki/Ice_cream" title="Ice cream" >ice cream</a>&nbsp;as an emulsifying agent to keep fats from separating, to&nbsp;<a href="http://en.wikipedia.org/wiki/Caramel" title="Caramel" >caramel</a>&nbsp;to prevent sucrose crystallization, or to recipes in place of fresh lemon juice. Citric acid is used with&nbsp;<a href="http://en.wikipedia.org/wiki/Sodium_bicarbonate" title="Sodium bicarbonate" >sodium bicarbonate</a>&nbsp;in a wide range of&nbsp;<a href="http://en.wikipedia.org/wiki/Effervescence" title="Effervescence" >effervescent</a>&nbsp;formulae, both for ingestion (<i >e.g.</i>, powders and tablets) and for personal care (<i >e.g.</i>,&nbsp;<a href="http://en.wikipedia.org/wiki/Bath_salts" title="Bath salts" >bath salts</a>,&nbsp;<a href="http://en.wikipedia.org/wiki/Bath_bomb" title="Bath bomb" >bath bombs</a>, and cleaning of&nbsp;<a href="http://en.wikipedia.org/wiki/Petroleum" title="Petroleum" >grease</a>). Citric acid is also often used in cleaning products and sodas or fizzy drinks.</p>

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