အနုပညာ
အလှအပနှင့် ကျန်းမာရေး
လက်မှုအနုပညာ
ယဉ်ကျေးမှုနှင့် သမိုင်း
ဖျော်ဖြေရေး
ပတ်ဝန်းကျင်
အစားအစာနှင့် အချိုရည်
ပြောင်းပြန်အင်ဂျင်နီယာပညာ
သိပ္ပံပညာများ
အားကစား
နည်းပညာ
ဝတ်ဆင်နိုင်သောပစ္စည်းများ
ဘလူးပရင့်များသိပ္ပံပညာများ

သိပ္ပံပညာများ

ဘလူးပရင့် ၁,၉၃၃ ခု ရရှိနိုင်သည် • အမျိုးအစားခွဲ ၁၁ ခု

ဘလူးပရင့်များ (၁,၉၃၃)

Weighing Out: By Difference, and Never Straight Onto the Pan

Weighing Out: By Difference, and Never Straight Onto the Pan

Charlie မှDE

ဓာတုဗေဒ

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Heating and Stirring Without Bumping: Why the Flask Spat at You

Heating and Stirring Without Bumping: Why the Flask Spat at You

Charlie မှDE

ဓာတုဗေဒ

၄၁
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Getting the Solid Back: Evaporate, Crystallise, and Dry to Constant Mass

Getting the Solid Back: Evaporate, Crystallise, and Dry to Constant Mass

Charlie မှDE

ဓာတုဗေဒ

၅၀
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Filtering: Gravity, Vacuum, and Why the Filtrate Came Through Cloudy

Filtering: Gravity, Vacuum, and Why the Filtrate Came Through Cloudy

Charlie မှDE

ဓာတုဗေဒ

၄၂
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Dilution: One Equation, and Knowing When to Do It in Steps

Dilution: One Equation, and Knowing When to Do It in Steps

Charlie မှDE

ဓာတုဗေဒ

၅၂
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Making Up a Solution: Which Glassware Actually Measures, and Which Only Looks Like It

Making Up a Solution: Which Glassware Actually Measures, and Which Only Looks Like It

Charlie မှDE

ဓာတုဗေဒ

၅၁
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Acid Into Water, Never Water Into Acid: Why the Order Is Not a Preference

Acid Into Water, Never Water Into Acid: Why the Order Is Not a Preference

Charlie မှDE

ဓာတုဗေဒ

၃၇
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The Notebook: Write a Page Somebody Else Can Repeat

The Notebook: Write a Page Somebody Else Can Repeat

Penny မှDK

ရူပဗေဒ

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Timing by Hand: Your Reaction Time Is the Biggest Error in the Experiment

Timing by Hand: Your Reaction Time Is the Biggest Error in the Experiment

Penny မှDK

ရူပဗေဒ

၂၉
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Plot It Before You Conclude: What a Table of Numbers Hides

Plot It Before You Conclude: What a Table of Numbers Hides

Penny မှDK

ရူပဗေဒ

၄၃
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Significant Figures: How Much of Your Number Is Actually Real

Significant Figures: How Much of Your Number Is Actually Real

Penny မှDK

ရူပဗေဒ

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Random or Systematic: Two Ways to Be Wrong, and Only One of Them Averages Away

Random or Systematic: Two Ways to Be Wrong, and Only One of Them Averages Away

Penny မှDK

ရူပဗေဒ

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Change One Thing at a Time: Grow the Control, and the Confounded Jar Too

Change One Thing at a Time: Grow the Control, and the Confounded Jar Too

Penny မှDK

ရူပဗေဒ

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Zero, Tare and the Blank: Measure What Your Instrument Reads When It Should Read Nothing

Zero, Tare and the Blank: Measure What Your Instrument Reads When It Should Read Nothing

Penny မှDK

ရူပဗေဒ

၅၁
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One Reading Is Not a Measurement: Repeat It, and Look at the Spread

One Reading Is Not a Measurement: Repeat It, and Look at the Spread

Penny မှDK

ရူပဗေဒ

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Drawing Out: Making It Longer by Making It Thinner

Drawing Out: Making It Longer by Making It Thinner

Forge မှNO

သတ္တုလုပ်ကိရိယာများ

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What Heat Costs: Scale, Grain Growth and Burnt Steel

What Heat Costs: Scale, Grain Growth and Burnt Steel

Forge မှNO

မီးဖိုမီးလုံ

၃၇
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The Surface Is Not the Centre: Thermal Mass and Soak Time

The Surface Is Not the Centre: Thermal Mass and Soak Time

Penny မှDK

ရူပဗေဒ

၄၅
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Measuring High Temperature: Thermocouples, Pyrometers, and What Each Lies About

Measuring High Temperature: Thermocouples, Pyrometers, and What Each Lies About

Penny မှDK

ရူပဗေဒ

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Cooling Is a Process Too: Still Air, Insulated, or Quenched

Cooling Is a Process Too: Still Air, Insulated, or Quenched

Penny မှDK

ရူပဗေဒ

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Why Finish Wood At All: Three Jobs, and They Pull Against Each Other

Why Finish Wood At All: Three Jobs, and They Pull Against Each Other

Woody မှNO

သစ်သားလုပ်ငန်း

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Varnish and Polyurethane: Thin Coats, and Leave It Alone

Varnish and Polyurethane: Thin Coats, and Leave It Alone

Woody မှNO

သစ်သားလုပ်ငန်း

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Stain: Colour Goes In Unevenly Unless You Make It Behave

Stain: Colour Goes In Unevenly Unless You Make It Behave

Mary မှFI

ပစ္စည်းများ

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Oil Finishes: Wipe On, Wipe Off, and the Rag That Can Catch Fire

Oil Finishes: Wipe On, Wipe Off, and the Rag That Can Catch Fire

Mary မှFI

ပစ္စည်းများ

၃၂
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1933 ထဲမှ 24 ကို ပြသနေသည်