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AN ACCESS CONTROL RELEASE
IS NEEDED TO OPEN THE DOORS IN CASE OF EMERGENCY. WORKERS INSTALL IT
INTO SECTIONS OF THE DOORFRAME THAT MEET WHEN THE TWO DOORS
CLOSE TOGETHER. WHEN YOU PUSH THE EMERGENCY BAR, THIS MECHANISM ROTATES
TO LET THE DOOR SWING OPEN
IS NEEDED TO OPEN THE DOORS IN CASE OF EMERGENCY. WORKERS INSTALL IT
INTO SECTIONS OF THE DOORFRAME THAT MEET WHEN THE TWO DOORS
CLOSE TOGETHER. WHEN YOU PUSH THE EMERGENCY BAR, THIS MECHANISM ROTATES
TO LET THE DOOR SWING OPEN
Full Transcript
00:00:01.000 --> 00:00:04.275
AN ACCESS CONTROL RELEASE
IS NEEDED TO OPEN THE DOORS
00:00:04.275 --> 00:00:06.689
IN CASE OF EMERGENCY.
00:00:06.689 --> 00:00:09.758
WORKERS INSTALL IT
INTO SECTIONS OF THE DOORFRAME
00:00:09.758 --> 00:00:13.172
THAT MEET WHEN THE TWO DOORS
CLOSE TOGETHER.
00:00:15.172 --> 00:00:16.655
WHEN YOU PUSH THE EMERGENCY BAR,
00:00:16.655 --> 00:00:20.000
THIS MECHANISM ROTATES
TO LET THE DOOR SWING OPEN.
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Movie Summary
Television series that documents how various everyday products are made.