Please follow http://www.fsis.usda.gov/wps/portal/fsis/topics/food-safety-education/get-answers/food-safety-fact-sheets/safe-food-handling/basics-for-handling-food-safely/ct_index/!ut/p/a1/jVFrT-swDP016xfUJaWABlKEqiEeA7aLxqP0S5U1bhspS0riwXp_PekGiKHxSKTIPj527GOSkZRkmj_LiqM0mqvOzw5yekMPosMhHU0Oo1N6Mb6_mVwOh3Qw3feExx8I4_iP-d-chP6WP_rDB7v2enhdkazhWIdSl4akFWDItXsB60haGiNCx0vANix5gaGrAdAHOixcRWuuhZK6IumMO1k4j9oPMPwooFqSFphLLWBJHki22RyN_L0Yx9O989E4ppO9r4Qt6q0J38vj56-Uma1W9ZjoWTzwg1oowYLtL6yHa8TmqEd71AG3Rd3vml0P26_M8zt8_MQKo8SOQ2N5BTtFzS0GM9Rn_SWja6N9M9h0lRI4Y5EJjtCL4uSke666R0RBoSRoZJ-EDbz_ZH0BA-zu9jQcBPLdWAgWBY01y9Zhq2Al_kaqWWCzQLacq1ybXKAInETYoCjLFNdVDnqbDrVx6Le5bX7SzO_S_1fJOZX_5g8Dl7wCGQlJHA!!/#coldstoragechart.