CrazyEngineers

Rucha Wankhede
@rucha-9ej7h4 • Dec 19, 2025

Dec 19, 2025

1.7K

Future of Fillings: New ‘Bioactive’ Glass For Prevention of Secondary Tooth Decay

Tooth decay or dental caries which is claimed to be the second most common disease affecting the people worldwide after common flu, can now be prevented better in future, if...

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Joel Stoffer
@joel-stoffer-pBCa85 • Dec 17, 2025

Dec 17, 2025

1.6K

Residential curved wall with windows framing question

Hello there, I am a new designer and am currently working on a project for a residential home addition of about 500 sf. The new addition will sit on a...

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PRATIK DOKANIA
@pratik-dokania-4OW5jP • Dec 15, 2025

Dec 15, 2025

1.4K

car engines on kerosene

why car engines are made to run on diesel, petrol or cng only. why don't we find any car running on kerosene.

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tejasnaidu
@tejasnaidu-PBXdbr • Dec 10, 2025

Dec 10, 2025

1.4K

Airconditioner question

Hi all, This is a technical question regarding split airconditioner. Presently at site we have a US (American) made generator which supplies power at 110V/60Hz and 220V/60Hz. Both the supply...

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Abhishek Rawal
@abhishek-fg9tRh • Dec 10, 2025

Dec 10, 2025

1.7K

Magnetic Door Locks. How Does It Work ?

I would like to know the construction & working(in detail) of magnetic door locks. Few questions : - The magnets in locks are temperory magnets or permanent ? - If...

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Simran Jha
@CUzsqV1 • Dec 10, 2025

Dec 10, 2025

751

Social Media – The Modern Fuel Behind Powerful Branding**

Social media has transformed into one of the strongest tools for shaping how people view a brand. What once started as a platform for casual updates has now become a...

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Simran Jha
@CUzsqV1 • Dec 10, 2025

Dec 10, 2025

263

Social Media – The Modern Fuel Behind Powerful Branding**

Social media has transformed into one of the strongest tools for shaping how people view a brand. What once started as a platform for casual updates has now become a...

Like 0 Replies 0
Droopy
@droopy-gD1JUl • Dec 9, 2025

Dec 9, 2025

1.7K

Ground Fault Problem

Hey guys, I am a part time BSEE student while I work my full time job as an industrial electrician. I ran into a problem that is stumping me that...

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mohammed irfan
@mohammed-irfan-HDp5cc • Dec 9, 2025

Dec 9, 2025

1.7K

technical seminar based on airconditioning

hi my name is irfan and i am new to this site.i am a final year mechanical engineering student and i am searching for a topic for technical seminar based...

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Saugata
@saugata-KwZadq • Dec 9, 2025

Dec 9, 2025

1.4K

Airconditioning anomaly

An air-conditioned classroom is maintained at 72◦F in the summer. The students attend classes in shorts, sandals, and tee shirts and are quite comfortable. In the same classroom during the...

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maria flor
@maria-flor-8cAkif • Dec 8, 2025

Dec 8, 2025

1.3K

House Paint Samples On Wall

Video preview Open post

Before you paint your home, Watch This Video [video=youtube;YCMmDuhXNFc]https://www.youtube.com/watch?v=YCMmDuhXNFc&feature=mfu_in_order&list=UL[/video]

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maria flor
@maria-flor-8cAkif • Dec 8, 2025

Dec 8, 2025

1.2K

How to Design a Home Plumbing System

How to Design a Home Plumbing System Instructions: Waste Water System 1.Decide where to place your main stack. The main stack is a large pipe, usually 3 or 4 inches...

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Ramani Aswath
@ramani-VR4O43 • Dec 8, 2025

Dec 8, 2025

1.0K

Moving house is common. Moving a 6,200 Ton Building?

An amzing feat of moving an entire 122 year old building, the Machine Factory Oerlikon building in Zurich, by 60 metres foundation and all is on. #-Link-Snipped-#

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Mike Paul
@mike-paul-ZdpixD • Dec 8, 2025

Dec 8, 2025

1.5K

Insulation under radiant floor heating system?

Hey friends, We just put in a hot-water radient floor heat system. We need to insulate under the floor in the crawlspace. Contractor says use bats, plumber says use board-type...

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Difficulty - Medium

Total Plays - 57

Allowed Time - 10 sec

Best time - 8.264

Which energy trend is scaling the quickest globally?

Tip: Click "Play" to reveal options and start playing.

#A

#B

#C

#D

Explanation:
Solar and wind installations are growing aggressively because of falling costs and policy pushes.

Leaderboard
Difficulty - Hard

Total Plays - 52

Allowed Time - 15 sec

Best time - 4.522

What is the core promise of Quantum Computing?

Tip: Click "Play" to reveal options and start playing.

#A

#B

#C

#D

Explanation:
Quantum computers exploit superposition and entanglement to solve certain problems exponentially faster.

Leaderboard
Difficulty - Medium

Total Plays - 48

Allowed Time - 10 sec

Best time - 2.893

Which metal is liquid at room temperature?

Tip: Click "Play" to reveal options and start playing.

#A

#B

#C

#D

Explanation:
Mercury stays liquid around 25°C while most metals are solid.

Leaderboard
VivianLaura
@vivianlaura-sg3svF • Dec 4, 2025

Dec 4, 2025

1.1K

Can pre-cast concrete foundation walls be used to repair/replace a failing foundation

My house is 42 years old and the foundation walls are failing, the basement floors are cracking, the living room is sloping. I definitely need to find a solution fast....

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asif ali
@MGPpdcJ • Dec 2, 2025

Dec 2, 2025

474.8K

Discussion Topic: The Importance of Digital Platforms in Utility Management

Discussion Topic: The Importance of Digital Platforms in Utility ManagementHi fellow engineers! 👋As we all know, technology is rapidly changing how we manage everyday tasks, from paying bills to monitoring...

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Ankit Litoriya
@ankit-litoriya-E1enaJ • Dec 1, 2025

Dec 1, 2025

2.0K

Cheat Sheets For C / C++

Hello Friends, Do anyone please help me in getting some good cheat sheets related to C , C++. Very thankful if able to find on Vim editor and android and...

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