(M1 X C1) (T1-Ta) = (M2 X C2) (Ta-T2), Need Talk About Films

    2

    (M1 X C1) (T1-Ta) = (M2 X C2) (Ta-T2)

    (M1 X C1) (T1-Ta) = (M2 X C2) (Ta-T2)

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