Quizzes, tests, exercises and puzzles for English as a Second Language (ESL), English as a foreign language (EFL), Teaching EFL (TEFL), Test of EFL (TOEFL), English for speakers of other languages (ESOL), Teaching ESOL (TESOL), TOEIC.
Make sure that clamps are tight and cylinder fixed properly and safely.
Confirm that cylinder valve is safe and valve wheel is in place.
Ensure that gas tubing is intact and supported properly.
Check for gas leakage from the kit by using soap solution.