1930s montage workers use equipment and water to help drill into stone / washington d.c., united states - silice video stock e b–roll00:22
1930s montage workers use equipment to drill into stone / washington d.c., united states - silice video stock e b–roll00:23
1930s montage worker uses machine to drill into a piece of stone / washington d.c., united states - silice video stock e b–roll00:11
1930s montage worker shovels substance into a wheelbarrow, creating dust cloud around him / washington d.c., united states - silice video stock e b–roll00:16
1930s montage two men open containers, and in doing so release dust into the air / washington d.c., united states - silice video stock e b–roll00:16
1930s montage man uses factory equipment to drill into a material that creates dust / washington d.c., united states - silice video stock e b–roll00:16
1930s montage men in lab handle dust in hands before pouring beaker of liquid onto the contents / washington, d.c., united states - silice video stock e b–roll00:38
woman sitting at work table with glass stars plate for star projector inserted into microscope, she adjusts plate in microscope and looks at it... - silice video stock e b–roll00:50
exterior wide arty shots of people swimming in the blue lagoon geothermal spa baths tourist attraction, men and women playing around in water,... - silice video stock e b–roll02:31
exterior wide arty shots of people swimming in the blue lagoon geothermal spa baths tourist attraction, men and women playing around in water,... - silice video stock e b–roll01:34
exterior wide pan of arty shots of people swimming in the blue lagoon geothermal spa baths tourist attraction, men and women, some wearing face masks... - silice video stock e b–roll01:17
exterior wide arty shots of people swimming in the blue lagoon geothermal spa baths tourist attraction, men and women playing around in water,... - silice video stock e b–roll01:12
exterior wide arty shots of people swimming in the blue lagoon geothermal spa baths tourist attraction, men and women playing around in water,... - silice video stock e b–roll00:48
exterior wide arty shots of people swimming in the blue lagoon geothermal spa baths tourist attraction, men and women, some wearing face masks, mist... - silice video stock e b–roll00:53
exterior wide pan of arty shots of people swimming in the blue lagoon geothermal spa baths tourist attraction, men and women, some wearing face masks... - silice video stock e b–roll00:31
exterior wide arty shots of people swimming in the blue lagoon geothermal spa baths tourist attraction, men and women, some wearing face masks , mist... - silice video stock e b–roll01:15
exterior wide arty shots of people swimming in the blue lagoon geothermal spa baths tourist attraction, men and women, some wearing face masks, mist... - silice video stock e b–roll00:48
underwater views of a colourful flooded dinas silica mine in south wales - silice video stock e b–roll00:15
air bubbles rush along the colourful rocks of a flooded silica mine - silice video stock e b–roll00:09
devils bagno, solfato di rame acqua colorata, riserva termale waiotapu - silice video stock e b–roll00:28
vapore acqua in piscina, champagne, rotorua riserva termale waiotapu - silice video stock e b–roll00:26
semi back view of worker in mask spraying paint / back view of worker with head cover spraying paint / worker in protective head cover / worker... - silice video stock e b–roll00:32
takes up fight against silicosis" / washington, dc / ext building / sot frances perkins, secretary of labor: "about 2 million workers in the united... - silice video stock e b–roll00:46
spargendo una manciata di sabbia soffiata sul banco di lavoro illuminato dal fuoco - silice video stock e b–roll00:21