british royal navy midshipmen on hms volage after coaling, 1890s, stokers, victorian 19th century - soot 幅插畫檔、美工圖案、卡通及圖標
black coloured asphalt, cola tar road smudged grunge, gravel or grainy textured blank empty vector backgrounds with full frame slanted stripes - soot 幅插畫檔、美工圖案、卡通及圖標
buckminsterfullerene molecule. computer artwork showing the molecular structure of buckminsterfullerene, a structurally distinct form (allotrope) of carbon that has 60 carbon atoms arranged in a spherical structure. - soot 幅插畫檔、美工圖案、卡通及圖標
illustration of chimney swift (chaetura pelagica) flying away from chimney sweep brush and cloud of soot above chimney pot - soot 幅插畫檔、美工圖案、卡通及圖標
buckminsterfullerene molecule. computer artwork showing the molecular structure of buckminsterfullerene, a structurally distinct form (allotrope) of carbon that has 60 carbon atoms arranged in a spherical structure. - soot 幅插畫檔、美工圖案、卡通及圖標
