cold test

cold test

[′kōld ‚test]
(chemical engineering)
A test to determine the temperature at which clouding or coagulation is first visible in a sample of oil, as the temperature of the sample is reduced.
References in periodicals archive ?
It was because of his efforts that Pakistan conducted its Cold Test in the Mountain Range of Keraan near Sargodha on 13 March1983.
Keywords: Carthamus tinctorius L., germination, emergence, accelerated ageing, cold test.
Cold test (CT): performed with four sub-samplings of 50 seeds, following the methodology of the germination test.
- During the cold test, QMaxx MilSpec CLP performed on average 16.3% higher than minimum requirement.
Pulp Vitality tests were performed including electric pulp testing, cold test (Ethyl chloride) and heat test (using heated Gutta percha stick); the tooth responded negatively.
Pulp vitality readings for traumatized and control teeth were taken with LDF, EPT and cold test on the day of splint-removal (2-3 weeks after trauma- T1) as well as 6 weeks (T2), 3 months (T3) and 6 months (T4) post-trauma.
The following symptoms were evaluated: periosteal elevator was used to assess pain on the buccal aspect of the maxillary molars, cold test for pulpal anaesthesia and pain during extractions.
This criterion is a definite aid in discovering hyper reactors, especially when it is confirmed by the cold test. [12]
Based on the cold test results, representative samples of the lots 2, 3, 5 and 6 were classified as higher physiological quality, averaging 87-94% germination, samples of lots 1 and 8 with average quality (80-81%) and the remaining samples were classified as low vigor, averaging less than 75% (Table 1).
After taking photos during the check-up of the vapour sprayers (a couple of photos made of the injection of technical water during the cold test in the standing boiler are presented in Figure 4), the review of the video material and as the result of the visual observation the following conclusions were made:
The same outcome could occur in 62% of patients with a negative cold test result and 56% of patients with no responsiveness during endodontic access.