JERVISAI

Countries Famous For :

🇧🇩 Bangladesh - Garments
🇨🇦 Canada - Natural Resources
🇨🇳 China - Manufacturing
🇯🇵 Japan - Technology
🇲🇻 Maldives - Tourism
🇳🇵 Nepal - Tourism
🇸🇦 Saudi Arabia - Oil
🇹🇭 Thailand - Rice Production
🇦🇪 UAE - Infrastructure

এবার রমজানে (রোজার মাসে) “বিরিয়ানি দিবে” নামে একটা অসাধারণ অ্যাপ/ওয়েব প্ল্যাটফর্ম চালু হয়েছে, যেটা এখন সোশ্যাল মিডিয়ায় ভাইরাল। এখান থেকে রিয়েল-টাইমে জানা যাবে কোন এলাকার কোন মসজিদে ইফতারের পর বা নামাজ শেষে ফ্রি বিরিয়ানি (বা তেহারি) দেওয়া হচ্ছে।

মূল ফিচারগুলো:

লাইভ লোকেশন অ্যাড করা যায় : কেউ জানলে ম্যাপে মসজিদের নাম, সময়, মেন্যু যোগ করতে পারে।
গুগল ম্যাপ ইন্টিগ্রেটেড : আপনার কারেন্ট লোকেশন দিয়ে নিকটস্থ পয়েন্ট দেখাবে।
ফ্যাক্ট চেক অপশন : খবরটা সত্যি কি না ভেরিফাই করার সুবিধা আছে (গুজব এড়ানোর জন্য)।
রিয়েল-টাইম আপডেট : কমিউনিটি ভলান্টিয়াররা আপডেট দেয়।

এটা মূলত বাংলাদেশের (বিশেষ করে ঢাকা ও আশপাশ) জন্য তৈরি, একজন ইউনিভার্সিটি স্টুডেন্ট (আব্দুল্লাহ আল জুবায়ের প্রিন্স) বানিয়েছে। গতকাল রাত থেকে লাইভ হয়েছে এবং সবাই এখন এটাই খুঁজছে

কোথায় পাবেন?

প্রধান লিঙ্ক: https://biriyanidibe1.vercel.app/ (বা biriyanidibe.vercel.app কিছু সাইটে ভিন্ন ভার্সন দেখা যাচ্ছে)
অথবা সার্চ করুন: “বিরিয়ানি দিবে অ্যাপ” বা “Biryani Dibe”

🍛

বিরিয়ানি দিবে Find the best Biriyani spots near you

'বিরিয়ানি দিবে'। বিরিয়ানি দেওয়া হচ্ছে জানা যাবে এই অ্যাপ থেকে।👇

https://biriyanidibe.com/

Biriyani Dibe Website (বিরিয়ানি দিবে) | Live Iftar Biriyani Map Community-driven verification of Iftar Biriyani across Bangladesh. Search, check the map, and vote.

The Aquarius Engines' 22-lb (10 kg) hydrogen engine is an intriguing development in the clean energy landscape 🌿⚡, particularly for its minimalist single-piston linear design with only 20 components and one moving part. This simplicity could indeed make it cheaper to produce and maintain compared to traditional internal combustion engines (ICEs) or hydrogen fuel cell systems, which often require complex and costly components like proton exchange membranes or catalysts. The successful third-party testing by AVL-Schrick in 2021, confirming its ability to run exclusively on hydrogen, lends credibility to its potential as a viable alternative for applications like range extenders in electric vehicles (EVs) 🚗 or off-grid power generation 🔋.

However, the engine’s real-world impact hinges on several unresolved challenges ❓. First, Aquarius has released limited technical details—specifications like horsepower, thermal efficiency, or scalability remain unclear, making it hard to assess its competitiveness against EVs or fuel cells. For context, the engine is described as producing around 16 kW in some configurations, suitable for small EVs or as a range extender, but this may not scale well for larger vehicles or high-power demands. Second, hydrogen’s infrastructure problem persists: producing, storing, and distributing hydrogen efficiently is still costly and energy-intensive 💸, often negating its "zero-emission" appeal when produced via fossil fuel-based methods like steam methane reforming. Green hydrogen (produced via electrolysis using renewable energy) is cleaner but remains expensive and scarce 🌍.

The hydrogen-versus-electric debate is indeed polarized ⚔️. Japan’s heavy investment in hydrogen, as seen in partnerships with companies like TPR and Musashi Seimitsu, reflects a belief in its potential for long-range or heavy-duty applications where battery weight and charging times are limiting factors. However, critics like Elon Musk and Volkswagen’s Herbert Diess argue that EVs are more efficient and practical due to established battery tech and charging networks 🔌. Hydrogen’s round-trip efficiency (from production to use) is typically 20-30% lower than battery EVs, which can achieve over 80% efficiency from grid to wheels.

Aquarius’ engine, while innovative 🚀, doesn’t fully sidestep these issues. Its reliance on combustion rather than fuel cells avoids some costs but introduces challenges like managing hydrogen’s high flammability 🔥 and low energy density. Additionally, while the engine’s 2% friction loss and lack of lubrication are impressive, claims of 25% higher efficiency than leading engines (e.g., the AQ 150 model) need more transparent data to be convincing 📊.

The engine’s potential applications—EVs, drones 🛩️, delivery trucks 🚚, or remote power generation—are promising, especially in niche markets like Japan or for off-grid use (e.g., Nokia’s telecom tower trials 📡). Yet, scaling to mass production and competing with EVs’ momentum will require significant investment and infrastructure growth 💰. The 2025 claim of production readiness is optimistic, but without clear timelines or detailed performance metrics, it’s hard to gauge its immediacy ⏳.

In short, Aquarius’ hydrogen engine is a compelling proof-of-concept that could carve out a niche in specific use cases, but it’s not yet poised to "replace fossil fuels" broadly. The technology’s success will depend on overcoming hydrogen’s systemic challenges and proving its efficiency and cost claims against the EV juggernaut. For now, it’s a bold step, but the road to revolutionizing mobility remains long and uncertain 🛤️.