Recycle water, water drop from rg1024(openclipart.org/detail/20448/set-of-water-drops-by-rg1024) and recycle clip art from egore911(openclipart.org/detail/27073/recycling-by-egore911)
回收水
aqua、clip-art、earth、environment、green、harvest、problem、rain、savem recycle、water、Water
AQUA、剪貼畫、地球、環境、綠色、收成、問題、雨、救援回收、水、水
資料來源：openclipart ( https://openclipart.org/ )