If the concentration of hydrogen in the air exceeds a threshold of four percent, which can be reached quickly if there is sufficient pressure in a hydrogen tank, a single spark is enough to trigger an explosion.
© iStock
(1497 KB, 2300 x 1130 pixels)
In regard to the use of pictorial material: use of such material in this press release is remuneration-free, provided the source is named. The material may be used only in connection with the contents of this press release. For pictures of higher resolution or inquiries for any further use, please contact the Press office publishing this directly.
A few months ago, idw launched its account on Instagram. Here we post news from idw, which events [...]
We have set up a new channel where all press releases of our members on research results, research [...]
You can combine search terms with and, or and/or not, e.g. Philo not logy.
You can use brackets to separate combinations from each other, e.g. (Philo not logy) or (Psycho and logy).
Coherent groups of words will be located as complete phrases if you put them into quotation marks, e.g. “Federal Republic of Germany”.
You can also use the advanced search without entering search terms. It will then follow the criteria you have selected (e.g. country or subject area).
If you have not selected any criteria in a given category, the entire category will be searched (e.g. all subject areas or all countries).