| Year | 2018 |
| Date | 28-Sep |
| Volume | 221 |
| Issue | 4,596 |
| Page | 516 |
| Category | Testing |
| Part | |
| Title | How Strong is a Glass Tube? |
| Author | Graham Astbury |
| Notes | Uses some industrial test data to investigate the strength of glass tubes. Introduction, the test equipment, working pressure, data from manufacturers, bursting data, the indicated pressure, safety revisited, conclusions, references |