Hydro Pre Test Insights for Engineers

The Jolly Leader on Instagram: "A Masterclass in DIY Engineering: The Thai Rocket Festival! 🚀🔥 ​Watch as this massive, homemade circular rocket—known as a Girandola style rocket—takes to the skies during a traditional Rocket Festival. What starts with a thick cloud of smoke quickly turns into a steady, powerful ascent as the rocket spins its way toward the clouds. The rhythmic "huffing" sound of the engines is as mesmerizing as the visual itself! ​Known for being both a spiritual tradition and