No trailer available
This film shows the exacting procedures used during the 1970 replacement of the calandria in the NRX nuclear reactor at Chalk River. Produced by the NFB for Atomic Energy of Canada Ltd.
Top Cast
Earl Pennington as Narrator (voice)
Reviews
Loading reviews…
More Like This
Come See Me in the Good Light
14 Nov 2025
Avatar: The Deep Dive - A Special Edition of 20/20
13 Dec 2022
Being James Bond
29 Aug 2021
Mea Maxima Culpa: Silence in the House of God
16 Nov 2012
42 Up
17 Nov 1999
A Toxic Love Story
22 Jul 2026
Extremis
17 Apr 2016
Sidney
10 Sep 2022
Billie Eilish - Hit Me Hard and Soft: The Tour (Live in 3D)
06 May 2026
McQueen
08 Jun 2018
Lionel Messi: Destiny
27 May 2023
28 Up
20 Nov 1984
35 Up
29 Aug 1991
Marvel Studios Assembled: The Making of Hawkeye
09 Feb 2022
No Half Measures: Creating the Final Season of Breaking Bad
26 Nov 2013
Maria by Callas
13 Dec 2017
Gilbert
20 Apr 2017
Katy Perry: Part of Me
28 Jun 2012
Directed by John Ford
06 Sep 1971
S4: The Bob Lazar Story
03 Apr 2026