200,000 Years In 1 Hour
1:04:26
YouTubeKurzgesagt – In a Nutshell
200,000 Years In 1 Hour
This video was sponsored by GiveWell. First-time donors will have their donation matched up to $100 at https://www.givewell.org/Kurzgesagt Last chance is approaching to get your 12,026 Calendar in time for the holidays! https://shop.kgs.link/gifts Check the shop for more info, and find unique, sciencey gifts for the special birbs in your life ...
已浏览 170.8万 次5 天之前
CPR Certification
How to Perform CPR: Learn CPR in 5 Minutes
4:34
How to Perform CPR: Learn CPR in 5 Minutes
YouTubeAdvanced Medical Certificatio
已浏览 317.7万 次1 个月前
My coworker hid my CPR certification so she could lead the emergency drill.
3:00
My coworker hid my CPR certification so she could lead the emergency drill.
YouTubeTruthful Reads
已浏览 60.9万 次2 个月之前
online cpr certification
0:28
online cpr certification
VimeoNationalCPRFoundation
已浏览 49.6万 次2014年4月13日
热门视频
Great work from Florian 💪
0:24
Great work from Florian 💪
YouTubeLiverpool FC
已浏览 54.6万 次6 天之前
Big 12 Championship: BYU Cougars vs. Texas Tech Red Raiders | Full Game Highlights | ESPN CFB
21:00
Big 12 Championship: BYU Cougars vs. Texas Tech Red Raiders | Full Game Highlights | ESPN CFB
YouTubeESPN College Football
已浏览 35.2万 次3 天之前
Red Wings vs. Kraken | NHL Highlights | December 06, 2025
11:16
Red Wings vs. Kraken | NHL Highlights | December 06, 2025
YouTubeNHL
已浏览 4.3万 次3 天之前
CPR Training Videos
How to perform Adult CPR (Training Video) | Qualsafe
4:57
How to perform Adult CPR (Training Video) | Qualsafe
YouTubeQualsafe
已浏览 2398 次2022年11月22日
How to do Child CPR - First Aid Training - St John Ambulance
4:22
How to do Child CPR - First Aid Training - St John Ambulance
YouTubeSt John Ambulance
已浏览 55.4万 次2016年8月30日
How to perform CPR - A Step-by-Step Guide
3:51
How to perform CPR - A Step-by-Step Guide
YouTubeVictor Chang Cardiac
已浏览 204.2万 次2022年9月6日