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The differences between hydro-pneumatic testers and line inspectors can be seen in a few details. Each job has different responsibilities and duties. Additionally, a hydro-pneumatic tester has an average salary of $50,734, which is higher than the $27,718 average annual salary of a line inspector.
The top three skills for a hydro-pneumatic tester include hydro-test, safety procedures and hand tools. The most important skills for a line inspector are basic math, quality standards, and safety regulations.
Hydro-pneumatic testers and line inspectors have different pay scales, as shown below.
| Hydro-Pneumatic Tester | Line Inspector | |
| Average salary | $50,734 | $27,718 |
| Salary range | Between $26,000 And $97,000 | Between $21,000 And $35,000 |
| Highest paying City | - | - |
| Highest paying state | - | - |
| Best paying company | - | - |
| Best paying industry | - | - |
There are a few differences between a hydro-pneumatic tester and a line inspector in terms of educational background:
| Hydro-Pneumatic Tester | Line Inspector | |
| Most common degree | High School Diploma, 52% | High School Diploma, 44% |
| Most common major | General Studies | Business |
| Most common college | - | - |
Here are the differences between hydro-pneumatic testers' and line inspectors' demographics:
| Hydro-Pneumatic Tester | Line Inspector | |
| Average age | 45 | 45 |
| Gender ratio | Male, 95.3% Female, 4.7% | Male, 53.0% Female, 47.0% |
| Race ratio | Black or African American, 11.5% Unknown, 4.5% Hispanic or Latino, 25.1% Asian, 6.6% White, 51.5% American Indian and Alaska Native, 0.8% | Black or African American, 11.8% Unknown, 4.2% Hispanic or Latino, 17.0% Asian, 8.0% White, 58.3% American Indian and Alaska Native, 0.7% |
| LGBT Percentage | 4% | 4% |