Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001099910-22-000010-index-headers.html | 2022-01-07 11:30:51 | |
| 0001099910-22-000010-index.html | 2022-01-07 11:30:51 | |
| 0001099910-22-000010.txt | 2022-01-07 11:30:51 | |
 0001099910-22-000010-xbrl.zip | 21612 | 2022-01-07 11:30:51 |
| evtn-20211230.xsd | 3021 | 2022-01-07 11:30:51 |
| evtn-20211230_lab.xml | 34476 | 2022-01-07 11:30:51 |
| evtn-20211230_pre.xml | 22587 | 2022-01-07 11:30:51 |
| evtn_8k.htm | 32263 | 2022-01-07 11:30:51 |
| evtn_8k_htm.xml | 3181 | 2022-01-07 11:30:51 |
| ex10-1.htm | 20525 | 2022-01-07 11:30:51 |
| ex10-2.htm | 21014 | 2022-01-07 11:30:51 |
| ex10-3.htm | 5001 | 2022-01-07 11:30:51 |
| FilingSummary.xml | 1656 | 2022-01-07 11:30:51 |
| Financial_Report.xlsx | 5570 | 2022-01-07 11:30:51 |
 image_001.jpg | 2013 | 2022-01-07 11:30:51 |
 image_002.jpg | 2015 | 2022-01-07 11:30:51 |
 image_003.jpg | 2232 | 2022-01-07 11:30:51 |
| MetaLinks.json | 37709 | 2022-01-07 11:30:51 |
| R1.htm | 33766 | 2022-01-07 11:30:51 |
| report.css | 2767 | 2022-01-07 11:30:51 |
| Show.js | 1085 | 2022-01-07 11:30:51 |