Chapter 438 (2/2)

Roland thought he recognized this crude, black stone from somewhere else

”Wait, isn't it the saave it to alcheht twice about it since then

Could it turn out to be thepoint on the North Slope Mountain?”

Anna could not measure the exact temperatures at which the hly by words such as ”nor point of No12 testing sah”

The ele were silvery white, siht, ”Is it wolfra as it is difficult to melt”

Roland let Anna make the particles into very fine wire, twisted the wire into a spiral and fix it onto a glass shelf which was then put into a glass bulb The main part of an electric laht, there were two more steps which were also considered to be theelectric bulbs The first one was to evacuate the bulb, preventing the fila it to ensure that the air could not enter the bulb

Without a doubt, only witches could realize those two steps

Roland soon thought of Agatha

The filah temperatures It would easily oxidize, produce new oxides, and eventually melt down That hy the bulb needed vacuuases could achieve the saen was an excellent choice for this

As nitrogen was lighter than the air, using a simple doard exhaust en It wasprocess When the other end of the exhaust was also pure nitrogen, Soraya quickly sealed the bulb A si at the electric bulb as s up in hisoutdated but now represented theskills of the town

The following night, he suather in front of the castle and ordered his guards to put out all the torches in the courtyard

In this dark, snowy night, Roland switched on the circuit

All of a sudden, at the center of the courtyard, an orange light lit up It would not sway and extinguish in the wind like the light of a candle and it never flickered like fire Though it could ht in the as so that the people had never seen before

At thiswas self-explanatory

The fixed look on everyone's face and the silence of the scene told everything

He had brought electricity to this world