A Complete Collection of 100000 Whys
Fav十万个为什么
为什么灭火器需要定期摇晃？
简单的摘要：灭火器需要定期摇晃主要是为了防止粉末结块、确保灭火剂均匀分布以及保证灭火器在紧急情况下的有效性。
1、防止粉末结块：灭火器中的干粉灭火剂如果长时间静止，可能会受潮或压实，导致结块。定期摇晃可以使粉末保持松散状态，便于喷出。
2、确保灭火剂均匀分布：摇晃可以使灭火剂内部成分均匀混合，防止不同成分分离，确保在使用时能够喷出有效和均匀的灭火剂。
3、保证灭火器在紧急情况下的有效性：通过定期摇晃，可以确保灭火器在任何时候都能正常工作，提高在紧急情况下成功灭火的可能性。
1. This tool has compiled a vast collection of questions and answers to help answer your everyday queries.
2. Simply enter the keywords for your search directly into the input box above.
3. The data in this tool is collected from the internet; if you find any errors, please report them to us so we can correct them.
Recommended Tools
![Base64 encoding/decoding]()
Base64 encoding/decoding
String Base64 online encoding/decoding tool
![Fuel consumption calculator]()
Fuel consumption calculator
Online fuel consumption calculation tool for automobiles
![Prime factorization calculator]()
Prime factorization calculator
One click calculation of prime factorization results for composite numbers
![Conversion of Angle Units]()
Conversion of Angle Units
Online conversion tool for angle units
![Complete Collection of Tea Formulas]()
Complete Collection of Tea Formulas
Collect and organize a large number of tea recipes.
![Online email address encryption]()
Online email address encryption
Convert email addresses to Unicode encoding format to prevent them from being collected
![FTP login tool]()
FTP login tool
Online FTP login tool without installation
![Copy paper scaling ratio calculator]()
Copy paper scaling ratio calculator
Online calculation of scaling between different sizes of photocopy paper
![Zero coupon treasury bond bond yield calculator]()
Zero coupon treasury bond bond yield calculator
Online zero coupon treasury bond bond yield calculator
![Convert image to SVG]()
Convert image to SVG
Convert images to SVG strings online
![JSON verification tool]()
JSON verification tool
Verify online whether the JSON code format is correct
![Key code comparison table]()
Key code comparison table
The key code for each key on the keyboard
![Remove blank lines from online text]()
Remove blank lines from online text
Online text removal blank line processing tool
![Imitation Xiaomi phone camera Leica watermark tool]()
Imitation Xiaomi phone camera Leica watermark tool
Online tool for adding Lycra like watermarks to images
![Microphone Test]()
Microphone Test
Online microphone testing tool
![Annualized rate of return calculator]()
Annualized rate of return calculator
Calculate annualized rate of return and interest online
![Online camera recording]()
Online camera recording
A small tool for recording videos through a computer camera
![Extract images from PDF files]()
Extract images from PDF files
Online batch extraction of images from PDF files
![Convert images to PDF files]()
Convert images to PDF files
Convert images to PDF files online
![QQ avatar acquisition tool]()
QQ avatar acquisition tool
Enter QQ number to get QQ avatar
![Table to JSON conversion]()
Table to JSON conversion
Convert table information to JSON data online
![Superscripts/subscripts phone number generator]()
Superscripts/subscripts phone number generator
One click generation of superscripts or subscripts for phone numbers
![List of commonly used phone numbers]()
List of commonly used phone numbers
List of phone numbers for various industries nationwide
![Online mobile phone number extraction tool]()
Online mobile phone number extraction tool
Extract phone numbers in bulk from content online
粤ICP备2021116614号