When Charles heard this, he was also a little excited, this is finally good news, no matter what, it can be regarded as the Yongyao Empire has surpassed the rock for a round, and is no longer led by the rock by the nose.

He immediately said to Cressan:

"Is the explosives equipped now?".

Cressan puffed out his chest and said:

"It has been made into cannonballs and left the port with the ship."

When Charles heard this, his heart was even more happy, and he immediately said to Cressan:

"Immediately equip the men of the ship with cannonballs and prepare to fire, and I will see for myself the power of this cannon."

Cressan nodded, and immediately went out to command.

A moment later, a target ship came not far away, which was the "...... that Cressan had studied before."

"The Mechanical Heresy of the Wizarding World" Chapter 569 The embarrassing trial is in the middle of the hand, please wait a moment,

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