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05:42
Daltons Atomic Theory | #aumsum
14
B1
05:24
twenty one pilots - Chlorine (Official Video)
28
B1
03:13
Weekly Address: Pursuing a Diplomatic Solution in Syria
142
B1
02:30
Korean military carrying out regular anti－terror drills
91
B1
04:15
Types of Matter: Elements, Compounds, and Mixtures
53
B1
10:34
Inside The US Government's Top-Secret Bioweapons Lab
24
B2
05:00
Ep. 11: Summary
5
B1
15:33
Hazard Communication
47
B1
08:38
Chemistry: Intro to Stoichiometry with Grilled Cheese Sandwiches | Homework Tutor
11
B1
06:45
What Is Fire?
92
B1
11:18
Chemistry: Limiting Reactants aka Limiting Reagents 2 example problems | Homework Tutor
12
B2
02:42
How do energy convert? - Studi Physics
19
B1
03:00
How Do Artificial Flavors Work?
107
B1
03:49
A Timeline of U.S. Military Involvement in Syria | NYT News
10551
B1
04:00
THC vs CBD: What's In Your Weed?
35
B1
15:47
President Obama Addresses the Nation on Syria
2030
B1
10:57
The Nervous System, Part 3 - Synapses!: Crash Course A&P #10
90
B2
03:25
Chemistry Series: Getting to Know Your Common Lab Equipment
59
B2
02:18
Could Aging Be Reversed?
17013
B1
04:31
The Deal with Carbs
23
B2
12:06
How “forever chemicals” polluted America’s water
104
B1
03:48
Ion-Powered Rockets Could Take Us to Distant Planets in a Fraction of the Time
47
B2
05:17
Chlorine and War - Periodic Table of Videos
13
B2
17:31
HAZCOM Intro Video
65
B1
06:32
The Chemistry of Fireworks - Reactions
559
B2
04:28
Using Silicon Nanowires to Detect Explosives
82
B1
07:09
What Is the RNA World Hypothesis?
46
B1
06:28
My Journey Into Software Engineering in Silicon Valley
12
B1
06:33
Why These Moths Don't Run Away from Bats
2
B2
08:29
Is Sunblock Really Bad For You?
9017
B1
03:50
Safety Equipment / Lab Safety Video Part 2
96
B2
04:47
Chemistry: Stoichiometry Part 2: Mass to Mass Conversions | Homework Tutor
10
B2
03:16
This Is NOT NATURAL
14
B1
04:14
Why Scientists Are Creating Fire Tornadoes!
7
B2
10:19
Top 10 Awesome 2000s Songs We Still Listen To
13
B2
10:05
President Obama Speaks on Syria
153
B1
09:06
Chemistry: Introduction to the Periodic Table
11
B1
04:47
Could Ultracapacitors Realize Their Full Potential...With Laxatives?
1
B2
02:25
Jon Stewart Vs. Stuart Varney
51
B1
01:17
Tianjin blast death toll reaches 112 as China government confirms cyanide at site - TomoNews
1117
B2
02:03
Killing Cancer Cells with the Help of Infrared Light - Photoimmunotherapy
28
B2
01:32
Two charged for pepper-spraying police officer who died after assault on U.S. Capitol
7
B2
03:54
Why You Can't Bake a Mason Jar
29
B2
57:13
Syrian President Bashar al Assad Charlie Rose Interview full - September 9, 2013
69
B1
02:57
2013 09 07 Weekly Address: Calling for Limited Military Action in Syria
195
B1
02:18
How Tear Gas Affects Your Body
8364
B2
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