黑色灰烬在房子附近地面不锈钢管下的排放，源于木颗粒炉用于房屋供暖的木颗粒燃烧，颗粒炉的燃烧排放造成污

sh emission under the stainless pipe on the floor near the house, result of wood pellets combustion in pellet stove for house heating, burning emissions from pellet stove polluting environmental surrounding, bad quality pellet granules leading to ecological pollution. High quality 4k footage

光厂(VJshi)视频提供黑色灰烬在房子附近地面不锈钢管下的排放，源于木颗粒炉用于房屋供暖的木颗粒燃烧，颗粒炉的燃烧排放造成污视频素材下载，适用于生物燃料，热，可再生能源，科技，污染等主题的内容创作。

作者署名：GingerMary/Getty Images/华夏视觉