ฟองสบู่, ระเบิด, สารลดแรงตึงผิว, เคมี, แรงตึงผิว, วิทยาศาสตร์, ห้องปฏิบัติการ, การทดลอง, ดื่ม, ไวน์อัดลม, ใกล้ชิด
Public Domain
ภาพถ่ายปลอดค่าลิขสิทธิ์ที่เกี่ยวข้อง
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