If prolonged contact with dry ice occurs, do not rub the affected area. Remove clothing that is not frozen to the skin and place the affected area in a warm water bath. Avoid direct dry heat. [3] X Trustworthy Source US Occupational Safety and Health Administration U. S. government agency responsible for setting and enforcing workplace safety standards Go to source

Metal tongs with serrated edges work best.

Always wear eye protection while chiseling to prevent chips from flying into your eyes.

Working in a room with good ventilation or an open window can prevent a dangerous buildup of gas and keep you safe. Symptoms of excessive carbon dioxide inhalation include dizziness, headache, and increased heart rate.

Too much gas in an airtight container can lead to an explosion.

Do not leave children unattended around dry ice. Don’t try to dump the dry ice down a sink drain or toilet or you could damage the pipes. [4] X Research source Don’t dispose of dry ice in the trash. [5] X Research source Don’t let the dry ice evaporate in a small area without proper ventilation. The build-up of carbon dioxide can lead to unconsciousness and even suffocation. [6] X Research source

Prolonged direct contact to dry ice can freeze your skin cells and cause an injury similar to a burn. If possible, use tongs to transfer the dry ice to different locations.

If you are using the dry ice to keep your food cold, make sure that you get food grade dry ice that is contaminant free. Food that comes in direct contact with the dry ice is perfectly safe and can be consumed without worry. As dry ice warms up, it turns directly in the gas carbon dioxide. Carbon dioxide is what gives the fizz to a soda[9] X Research source and is perfectly safe to consume in these small amounts. Do not put dry ice directly into drinks or food that will be consumed as this can cause severe burns to the mouth and throat. [10] X Research source

Dry ice will freeze any food it comes in direct contact with.

Do not put dry ice in a functioning freezer or refrigerator. Because the dry ice is much colder than the temperature of the freezer, the freezer will turn off. [13] X Research source Avoid placing dry ice near plastic or glass containers as the dry ice can freeze the container and cause them to crack or break. [14] X Research source