Molds are funguses that can be found both indoors and outdoors, and at any time, year round. 많은 형태의 곰팡이는 매우 위험하고 독성이 있을 수 있지만 일부 곰팡이는 무해합니다. But, large amounts of indoor mold can cause odors, health problems, and even structural damage to wood.