General Information
As of February 8, 2024
r/crboxes
CR Boxes
en
CR boxes are DIY (or buy) air purifiers that are much more efficient, affordable, and quiet than standard air purifiers. Show off your CR boxes, share tips on building them, and help reduce the transmission of Airborne diseases to end the ongoing Covid/SARS2 Pandemic. CR boxes stands for: Corsi-Rosenthal boxes CADR stands for: Clean Air Delivery Rate CFM stands for: Cubic Feet per Minute. Also referred to as airflow, the CFM is how much air a fan moves. Learn more at https://itsairborne.com
A subreddit to learn about Corsi-Rosenthal Boxes, the affordable and efficient DIY air purifier. Show off your custom CR Boxes, share tips and tricks on ensuring everyone is breathing Clean Air and help reduce the transmission of Airborne diseases to end the ongoing SARS2 Pandemic.
CR Box = Corsi-R...
1,448
April 21, 2023
public
all_ads
Total Submissions
199
Total Comments
1,376
Earliest Submission
April 21, 2023
Earliest Comment
April 22, 2023
Metrics
Activity Over Time
Submission Flags
Comment Flags
Submission Score Distribution
Comment Score Distribution
Title Length
Submission Text Length
Comments per Submission
Most Distinctive Words
Rank↕ | Word↕ | Occurrences in Subreddit | Total Occurrences | Rate in Subreddit (per 1M words) | Rate in Reddit (per 1M words) | Ratio (Sub Rate / Reddit Rate) |
|---|---|---|---|---|---|---|
| #1 | 320 | 17,579 | 1828.5 | 0.1 | 12473.88 | |
| #2 | 60 | 15,580 | 342.8 | 0.1 | 2638.94 | |
| #3 | 201 | 60,033 | 1148.5 | 0.5 | 2294.31 | |
| #4 | 122 | 40,659 | 697.1 | 0.3 | 2056.12 | |
| #5 | 111 | 50,735 | 634.2 | 0.4 | 1499.21 | |
| #6 | 58 | 32,038 | 331.4 | 0.3 | 1240.53 | |
| #7 | 212 | 137,996 | 1211.4 | 1.2 | 1052.73 | |
| #8 | 58 | 38,840 | 331.4 | 0.3 | 1023.28 | |
| #9 | 115 | 107,938 | 657.1 | 0.9 | 730.08 | |
| #10 | 288 | 337,854 | 1645.6 | 2.8 | 584.13 | |
| #11 | 1,280 | 1,760,090 | 7313.9 | 14.7 | 498.33 | |
| #12 | 75 | 109,143 | 428.5 | 0.9 | 470.88 | |
| #13 | 210 | 369,130 | 1199.9 | 3.1 | 389.84 | |
| #14 | 65 | 119,088 | 371.4 | 1.0 | 374.02 | |
| #15 | 42 | 92,818 | 240.0 | 0.8 | 310.07 | |
| #16 | 154 | 362,709 | 879.9 | 3.0 | 290.94 | |
| #17 | 72 | 170,128 | 411.4 | 1.4 | 290.00 | |
| #18 | 156 | 371,821 | 891.4 | 3.1 | 287.50 | |
| #19 | 608 | 1,676,263 | 3474.1 | 14.0 | 248.55 | |
| #20 | 106 | 295,117 | 605.7 | 2.5 | 246.13 | |
| #21 | 97 | 345,879 | 554.3 | 2.9 | 192.17 | |
| #22 | 113 | 469,924 | 645.7 | 3.9 | 164.78 | |
| #23 | 1,157 | 4,912,502 | 6611.1 | 41.0 | 161.39 | |
| #24 | 93 | 445,154 | 531.4 | 3.7 | 143.16 | |
| #25 | 42 | 202,561 | 240.0 | 1.7 | 142.08 | |
| #26 | 63 | 319,868 | 360.0 | 2.7 | 134.96 | |
| #27 | 37 | 191,595 | 211.4 | 1.6 | 132.33 | |
| #28 | 53 | 286,494 | 302.8 | 2.4 | 126.77 | |
| #29 | 58 | 330,276 | 331.4 | 2.8 | 120.34 | |
| #30 | 75 | 433,793 | 428.5 | 3.6 | 118.47 | |
| #31 | 49 | 284,273 | 280.0 | 2.4 | 118.12 | |
| #32 | 35 | 226,142 | 200.0 | 1.9 | 106.06 | |
| #33 | 90 | 690,928 | 514.3 | 5.8 | 89.26 | |
| #34 | 33 | 283,490 | 188.6 | 2.4 | 79.77 | |
| #35 | 37 | 318,838 | 211.4 | 2.7 | 79.52 | |
| #36 | 133 | 1,235,469 | 760.0 | 10.3 | 73.77 | |
| #37 | 39 | 381,129 | 222.8 | 3.2 | 70.12 | |
| #38 | 1,251 | 12,505,569 | 7148.2 | 104.3 | 68.55 | |
| #39 | 1,287 | 13,224,612 | 7353.9 | 110.3 | 66.69 | |
| #40 | 261 | 2,707,388 | 1491.3 | 22.6 | 66.06 | |
| #41 | 34 | 355,964 | 194.3 | 3.0 | 65.45 | |
| #42 | 279 | 3,044,562 | 1594.2 | 25.4 | 62.80 | |
| #43 | 104 | 1,141,600 | 594.3 | 9.5 | 62.43 | |
| #44 | 1,022 | 11,606,036 | 5839.7 | 96.8 | 60.34 | |
| #45 | 36 | 426,557 | 205.7 | 3.6 | 57.83 | |
| #46 | 1,333 | 16,389,604 | 7616.7 | 136.7 | 55.73 | |
| #47 | 35 | 470,273 | 200.0 | 3.9 | 51.00 | |
| #48 | 120 | 1,617,907 | 685.7 | 13.5 | 50.82 | |
| #49 | 98 | 1,324,672 | 560.0 | 11.0 | 50.69 | |
| #50 | 281 | 3,981,947 | 1605.6 | 33.2 | 48.36 |