BSF(Bio Sand Filter) education schedule

1. Date: February 18th, 2023 (Sat) 8:00 am

2. Place: 2610 Doville Ranch Rd, Fallbrook, CA 92028

3. Education: Making and placticing BSF

1. 일시: 2023년 2월 18일(토요일) 오전 8시

2. 장소: 2610 Doville Ranch Rd, Fallbrook, CA 92028

3. 내용: BSF 제작 실습