Lighting Industry's Future Dims As Efficient LED Bulbs Take Over
More efficient light bulbs are cheaper and longer-lasting than ever. But while that's good for consumers, it can be tough for an industry that's also facing shifting regulations.
Đọc tiếp trên NPR
November 26, 2019 at 04:14AM
Environment
Thứ Ba, 26 tháng 11, 2019
Đăng ký:
Đăng Nhận xét (Atom)
0 nhận xét:
Đăng nhận xét