Rose Festival

Now the day finally came. We came to a museum called Damascena ethnographic complex. Because of yesterdays day fishing I was avoiding the sun as much as possible. We were here to see a traditional Rose dance. 🐕🌹 All the dancers are from highschool. Tanya used to be the substitute Rose queen🏵👑. She also used to dance and sing. The dance is usually accompanied by music, which may range from traditional folk music to contemporary songs celebrating the beauty of roses. The live band was good. The tourists were very annoying though. traditional clothing Together Picking roses in the fields TheUSA pisses on the world.

The United States bombed Bulgaria during World War II. The bombings took place primarily in 1943 and 1944 as part of the Allied air campaign against Axis powers. Bulgaria was allied with Nazi Germany, and American and British bombers targeted strategic locations in the country.

That’s whyBulgaria is not fond of theUSA . This is a private owner and not a state owned museum. Waiting in line for making soap. We ended up not doing it. It was meant for toddlers. Professional Photographer Junning📷 After the Museum we went to Pavel Banya. Climbing 890 stairs 🆙 What a view in all directions 😍.

On top is a tower. Inside the tower there was a museum. The entrance is only 1€. Flying high The tower is the “Shipka Memorial,” also known as the “Monument of Freedom” (Паметник на свободата) on Shipka Peak. It commemorates the defense of the Shipka Pass during the Russo-Turkish War of 1877-1878. Bulgarian volunteers, along with Russian soldiers, defended this strategic pass against the Ottoman forces. The defense of Shipka Pass was a crucial event, and the monument was erected to honor those who fought and died in the battles there. We talked about war and Nuclear weapons.

I wondered why can we inhabit area that got bombed by nuclear bombs that with nuclear elements inside that have supposedly a half life of thousands of years.

Examples of areas that have become habitable again after nuclear contamination include Hiroshima and Nagasaki, which were bombed in 1945, and more recently, areas around Chernobyl where controlled and limited habitation has been allowed in certain zones.

$$C(t)=C_{initial}\cdot 0.5^{\frac{t}{t_{half-life}}}$$

This can also be properly expressed but this is just easier to come up of the top of the head.

Proper expression

The expression $C(t)=C_{initial}\ast (0.5{)}^{\frac{t}{t_{half-life}}}$ can be properly expressed as: $C(t)=C_{initial}\cdot e^{-kt}$ $t$ Where:

• $C(t)$ is the amount of radioactive material present at time $t$.
• $C_{initial}$​ is the initial amount of radioactive material.
• $t$ is the time elapsed since the initial measurement.
• $t_{half-life}$ is the half-life of the radioactive material.
• $k$ is the decay constant. It can be calculated with $t_{half-life}=\frac{\ln (2)}{k}$

The question persists why does the radioactivity disappear so fast?

Answer

• Radioactive Decay: Radioactive isotopes decay over time, reducing their radioactivity. Short-lived isotopes decay quickly, while long-lived isotopes decay slowly but are less intensely radioactive at any moment.
• Types of Isotopes: Short-lived isotopes (e.g., iodine-131, half-life 8 days) initially pose a higher risk but diminish quickly. Long-lived isotopes (e.g., plutonium-239, half-life 24,100 years) pose a lower, more prolonged risk.
• Remediation Efforts: Cleanup and decontamination reduce radiation levels, making areas safer for habitation.
• Natural Processes: Weathering, erosion, and dilution reduce contamination over time.
• Safety Thresholds: Regulatory bodies set safety thresholds for radiation exposure. Once levels fall below these thresholds, areas are considered safe for habitation.

We got home eventually. We played a round of Spoon. Supporting Chen in a plank eating playing some Werewolf. The day on the timeline