The following result is obtained by our Internet Research Algorithm: Following are the list of things through which Corona Virus DOES spread : 1) cardboard - 24 hours (21 to 23° C and 40% relative humidity) 2) plastic - 3-4 days (21 to 23° C and 40% relative humidity) 3) stainless steel - 2-3 days 5) copper - 4 hours (21 to 23° C and 40% relative humidity) 6) paper and tissue paper - 3 hours (at 71°F and 65% humidity) 7) wood - 2 days (at 71°F and 65% humidity) 8) cloth - 2 days (at 71°F and 65% humidity) 9) glass - 4 days (at 71°F and 65% humidity) 10) paper money - 4 days (at 71°F and 65% humidity) 11) out the side of surgical mask -7 days (at 71°F and 65% humidity) 12) and, for weeks experts have maintained that the virus is not airborne. But in fact, it can travel through the air and stay suspended for about a half-hour. Apart from the above-listed things, everything else is said to not spread the virus, still, proper precautions must be taken and everything must be properly sanitized before it is used. No, Polythene being plastic is not virus free and can carry the virus for 2-3 days.