525 GG Food Idioms. 'Affective' or 'Effective'

Why do we say 'Take it with a grain of salt' and other food idioms? Is it 'affective' or 'effective'? FOLLOW ALONG ON THE WEBSITE: http://bit.ly/affective-effective http://bit.ly/food-idioms SPONSORS: http://magoosh.com Use the code "grammar" at checkout for 20% off. http://igloosoftware.com/grammargirl AMAZON AFFILIATE CODE http://quickanddirtytips.com/amazon FOLLOW GRAMMAR GIRL Twitter: http://twitter.com/grammargirl Facebook: http://facebook.com/grammargirl Snapchat: http://snapchat.com/add/thatgrammargirl Pinterest: http://pinterest.com/realgrammargirl Instagram: http://instagram.com/thegrammargirl LinkedIn: https://www.linkedin.com/company/grammar-girl