2 points | by giuliomagnifico 3 hours ago
1 comments
> In experiments, a single 92-microliter raindrop generated up to 60 volts and several microamperes of current. When four generators were connected in series, 144 LED bulbs lit up instantaneously.
> In experiments, a single 92-microliter raindrop generated up to 60 volts and several microamperes of current. When four generators were connected in series, 144 LED bulbs lit up instantaneously.