Science Life
How to make a chicken bone bounce off the floor
1. PUT a chicken bone in a glass of vinegar (醋).
2. Let it stay there for two days, then pour off the vinegar.
3. Add fresh vinegar and let it stay there for two more days.
- 对本期电子报订户、有效期内的VIP教师会员和本学期高一尊享卡用户,我们开放所有内容:
- 如果您拥有以上权限,请点这里登录;
- 订阅电子报,请点这里;
- 激活VIP教师卡,请点这里;
- 激活21英语尊享卡,请点这里。